It is narrated from Sayyiduna Ali (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "Ali! Perform ablution well, even if it is difficult for you (for example, in the cold season). Do not eat charity, do not make donkeys run over horses, and do not associate with astrologers."

Nuzail bin Sabrah says that water was brought to Sayyiduna Ali (may Allah be pleased with him) in a jug while he was in the courtyard of the mosque. He took a handful of water, rinsed his mouth with it, put water in his nose, wiped his face, passed his wet hand over his arms and head, then while standing, drank that water and said: "This is the ablution of a person who is not without ablution, but already has ablution, and I saw the Prophet (peace and blessings be upon him) doing it in this way."

It is narrated from Sayyiduna Ali (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "Whoever deliberately attributes a false statement to me, he should prepare his abode in the Hellfire."

It is narrated from Sayyiduna Ali (may Allah be pleased with him) that the last words of the Prophet (peace and blessings be upon him) at the time of departing from this world were: "Be steadfast in prayer and fear Allah regarding your slaves and maidservants."

It is narrated from Sayyiduna Ali (may Allah be pleased with him) that the Prophet (peace and blessings be upon him) forbade me from wearing a ring on the index finger or the one next to it.

Abu Ubaid says that... Once on the day of Eid, I was present in the service of Sayyiduna Ali (may Allah be pleased with him), he led the prayer before the sermon, and neither adhan nor iqamah was said, and he said that I heard the Prophet (peace and blessings of Allah be upon him) forbidding keeping the meat of sacrifice with oneself for more than three days.

It is narrated from Sayyiduna Ali (may Allah be pleased with him) that the Prophet (peace and blessings of Allah be upon him) gave his pure wives the choice between this world and the Hereafter, but he did not count it as a divorce, nor did he give them the right to divorce.

The previous narration has also been reported through another chain of transmission.

It is narrated from Sayyiduna Ali (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "Whoever is killed while protecting his wealth is a martyr."

It is narrated from Sayyiduna Ali (may Allah be pleased with him) that on the day of the Battle of Khandaq, the Prophet (peace and blessings be upon him) said: "May Allah fill the homes and graves of these polytheists with fire, for they did not allow us to perform the Asr prayer until the sun had set."