However...

However, they found it difficult for them to get their ambitions when al-Hasan assumed the succession. For he was very strict in enforcing the Islamic law even with his close relatives such as his brother and cousin. For this reason, it was natural for the leaders in Kufa to oppose al Hasan, peace be on him, as they had opposed the late Imam (i.e., [1] Ibn Kathir, al-Bidaya wa al-Nihaya, vol. 8, p.41. Imam 'Ali) who said to them: "You have filled my heart with puss and loaded my bosom with rage.

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