A man leading people without wudu

Sa'id bin al-Musayyib said: Once the Prophet (peace and blessings be upon him) led the people in prayer while he was in a state of major ritual impurity (janabah). So he repeated the prayer, and the people also repeated the prayer.

Salim said: Once Sayyiduna Ibn Umar (may Allah be pleased with them both) led the Fajr prayer, then he remembered that he had led the prayer without ablution. So he repeated the prayer, but the people did not repeat it.

Ibrahim said: Once Sayyiduna Umar (may Allah be pleased with him) led the prayer while in a state of major ritual impurity (janabah). Then he repeated the prayer, but he ordered the people not to repeat it.

Sayyiduna Ali (may Allah be pleased with him) said: The imam will repeat the prayer and the followers will too.

Al-Hasan was asked: "If a person, without ablution, leads the people in Ramadan in Isha, tarawih and witr, what is the ruling on this prayer?" He said: "He will repeat the prayer, but the people will not repeat it."

Yunus said: I asked Ibn Sirin about this, and he said: "Repeat the prayer, and inform your followers that you led them in prayer while you were without ablution."

Ibrahim said: The imam will repeat the prayer, but the followers will not.

Sayyiduna Ali (may Allah be pleased with him) said: If someone leads the people in prayer in a state of major ritual impurity (janabah), I would order him to take a ritual bath (ghusl) and repeat the prayer, while I would not order the people to repeat the prayer.

Hammad said: If a person leads the people in prayer while in a state of major ritual impurity (janabah), in my view it is better that they all repeat the prayer.

Sa'id bin Jubayr said: If the imam led the people in prayer without ablution, he will repeat the prayer, but the people will not repeat it. Sufyan said: In my view it is better that both the imam and the followers repeat the prayer.