I grew up listening to stories of the Ahlul Bayt.

My grandmother was a simple Urdu-speaking woman. She knew nothing of academic history, hadith criticism, or theological disputes. Yet if knowledge were measured by stories, she would have been among the greatest scholars I ever knew.

She possessed what seemed like an endless treasury of stories about Imam Hasan, Imam Husayn, Sayyidah Fatimah, and the family of the Prophet. Looking back, I now realize that many of those stories belonged more to the world of popular Muslim memory than to the world of early historical sources. But as a child, I did not know the difference. To me, memory was history.

When Maghrib approached and the western sky turned red, my grandmother would point to the horizon and say:

"Do you see that redness? The sky becomes red because of the blood of Imam Husayn."

I believed her.

She spoke of the thirst of the children of Husayn. She spoke of the Euphrates flowing nearby while water was denied to the Prophet's family. She spoke of betrayal, grief, and unimaginable cruelty. She would often describe how Husayn's young son died of thirst after Shimr and the Umayyad forces prevented access to water.

Today, I know that many of these details were embellished through centuries of retelling. Yet the emotional truth behind them was real. Every story taught the same lesson: never forget the family of the Prophet.

For me, Ashura meant Karbala.

Nothing else.

My father reinforced that understanding in a different way. Where my grandmother taught me grief, my father taught me courage.

He would often say that Imam Husayn refused to bow before oppression. He chose martyrdom over humiliation. He preferred death over surrender. The story of Karbala therefore became, in my young mind, the greatest example of moral courage in Islamic history.

The mention of Husayn brought tears to our eyes and goosebumps to our skin.

Then I grew older.

As a teenager and young college student, I encountered Muslims who identified themselves as followers of the Salaf. Their understanding of Ashura was completely different from anything I had learned growing up.

To them, the significance of Ashura had little to do with Karbala.

Instead, they pointed to hadith reports describing how the Prophet encountered Jews fasting in Medina. When asked why they fasted, they replied that it commemorated the day on which Allah saved Moses and the Children of Israel from Pharaoh. According to the reports, the Prophet responded that Muslims had greater claim to Moses than they did and then fasted on that day.

The argument was powerful.

The Prophet died nearly fifty years before Karbala. Therefore, they argued, the importance of Ashura could not possibly originate with the martyrdom of Husayn. Karbala was tragic, but Ashura belonged to Moses.

At the time, it made perfect sense to me.

In fact, I embraced that understanding enthusiastically.

I began explaining to others that Ashura was important because the Prophet observed it, not because Husayn was martyred on that date. Karbala, I argued, was merely a tragic coincidence that happened to occur on a day that was already significant.

For a while, I thought I had moved beyond emotional religion and arrived at a more authentic understanding of Islam.

But then I kept studying.

And the more I studied, the less convinced I became.

The first problem appeared when I examined the Ashura traditions themselves.

The traditional Sunni narrative presents the matter as straightforward. Yet the reports raise difficult questions.

Some traditions suggest that fasting Ashura was effectively superseded once Ramadan fasting became obligatory. Abdullah ibn Umar reportedly saw little reason to continue emphasizing it. Other reports portray the Prophet intending to continue the practice and even distinguish himself further from the Jews by fasting an additional day.

The chronology is not as neat as later presentations often suggest.

Moreover, the reports themselves indicate that the Prophet was initially unfamiliar with the Jewish observance and learned of it after arriving in Medina. If that is correct, the event almost certainly belongs to the earliest Medinan period—a period characterized by efforts to establish social cohesion between Muslims and other monotheistic communities.

This was the same period in which Muslims prayed toward Jerusalem. The same period in which the Prophet frequently adopted practices shared with Jews before later differentiating the Muslim community.

The more I reflected on this, the more I began to suspect that the Prophet's participation was not primarily about establishing a perpetual ritual fast. Rather, it may have been part of a broader effort to build a functioning and united community in Medina.

In other words, perhaps the Sunnah was not the fast itself.

Perhaps the Sunnah was community-building.

That realization forced me to rethink the entire issue.

The deeper I dug into early Islamic history, the more I noticed that it was not Ashura fasting that shook the Muslim world.

It was Karbala.

And so, ironically, historical study brought me back to the very place from which I had started.

Not back to my grandmother's stories.

Back to Husayn himself.

The more I studied the first Islamic century, the less convincing I found the common claim that Karbala was simply a story about resisting oppression.

Of course oppression played a role. Yazid's name became synonymous with tyranny in Muslim memory. But reducing Karbala to a generic struggle against oppression oversimplifies what was actually happening.

The real issue, in my view, was legitimacy.

Who had the right to lead the Muslim community?

To understand Karbala, one must go back long before Yazid.

One must understand the assassination of Uthman.

One must understand Ali's caliphate.

One must understand the Battle of the Camel, the rise of Mu'awiyah, the arbitration at Siffin, and the emergence of hereditary rule.

Karbala was not the beginning of the story.

It was the climax.

This became even clearer when I examined the relationship between Hasan and Mu'awiyah.

Hasan's abdication was one of the most consequential political decisions in Islamic history. Unlike his father and brother, Hasan appears in many historical reports as less inclined toward prolonged political and military struggle. He correctly recognized the realities before him. Mu'awiyah possessed greater military strength, greater logistical capacity, and greater political control. A prolonged civil war risked destroying what remained of the Muslim community.

The agreement therefore made sense.

Yet that agreement rested upon a crucial assumption: that Mu'awiyah's rule would not permanently transform the nature of the caliphate.

That assumption proved false.

As Mu'awiyah grew older, he began securing allegiance for his son Yazid, thereby converting the caliphate into an effectively hereditary institution.

At this point, the reports surrounding Hasan's death become particularly intriguing.

Numerous historical traditions allege that Hasan was poisoned. Some go further and accuse Mu'awiyah of orchestrating the poisoning through Hasan's wife, Ja'da bint al-Ash'ath, in order to eliminate the most significant obstacle standing between Yazid and succession.

Can this be proven with certainty?

No.

But neither can it be casually dismissed.

The reports are too widespread, too persistent, and too politically meaningful to ignore.

What makes them especially interesting is that many of the same sources portray Hasan as a man deeply attached to private life and famous for his numerous marriages. Whether every report is accurate is beside the point. If these traditions preserve even a kernel of historical truth, then they suggest a fascinating possibility: Mu'awiyah may have exploited Hasan's personal life and domestic relationships in pursuit of political objectives.

Whether or not the poisoning occurred exactly as later narratives describe, the historical perception itself reveals something important. Many early Muslims believed that Mu'awiyah was willing to remove any obstacle standing in the way of dynastic succession.

Once Hasan was gone, the path to Yazid became far easier.

Husayn understood what was happening.

This is why I find the popular slogan that Karbala was simply about resisting oppression inadequate.

Husayn was not merely confronting a tyrant.

He was confronting an entire political order that he regarded as illegitimate.

The question was succession.

The question was authority.

The question was who possessed the rightful claim to lead the Muslim community.

In my view, legitimacy explains Karbala far better than generic appeals to justice or oppression.

As a child, Ashura meant Karbala.

As a young man, Ashura meant Moses.

As an adult, after years of studying history, theology, and the earliest sources, I have returned to Karbala once again.

Not because my grandmother told me to.

Not because of sectarian loyalty.

But because the deeper I studied the history, the more impossible it became to escape the shadow of Karbala.

For me, Ashura is no longer primarily about the Israelites crossing the sea.

It is about the moment when questions of legitimacy, authority, sacrifice, power, and principle collided on a barren plain in Iraq and permanently altered the course of Islamic history.

My grandmother's stories were not always historically accurate.

Yet in one sense, she was right all along.

Fourteen centuries later, the Muslim world is still looking toward Karbala.