How they used to swear

It is narrated from Sayyiduna Abu Sa'id al-Khudri (may Allah be pleased with him) that when the Prophet (peace and blessings be upon him) was emphatic in an oath, he would say: "No, by the One in whose hand is the soul of Abu al-Qasim (peace and blessings be upon him)."

Sayyiduna Ibn Umar (may Allah be pleased with them both) said: The oath of the Prophet (peace and blessings be upon him) by which he used to swear was: "No, by the Turner of hearts."

It is narrated from Sayyiduna Abu Hurayrah (may Allah be pleased with him) that the oath of the Prophet (peace and blessings be upon him) was: "No, and I seek Allah's forgiveness."

Abd al-Rahman bin al-Aswad narrates from his father, who said: I was sitting with Sayyiduna Ibn Mas'ud (may Allah be pleased with him) on the roof of his house when the sun set. Sayyiduna Abdullah said: By the One besides whom there is no god, this is the time when the fasting person breaks his fast.

Abbad bin Abdullah said: Sayyiduna Ali (may Allah be pleased with him) was delivering a sermon and said: "No, by the One who split the seed and created the living soul."

Sayyiduna Abdullah bin Amr (may Allah be pleased with him) said: I heard Sayyiduna Abu Hurayrah (may Allah be pleased with him) say: "No, by the Lord of this Ka'bah."

Ziyad al-Harithi said: A man asked Sayyiduna Abu Hurayrah (may Allah be pleased with him): Are you the one who forbids fasting on Friday? He said: "No, by the Lord of this Sanctuary," or he said: "by the Lord of this House (the Ka'bah)."

Abd al-Rahman bin Yazid said that Sayyiduna Abdullah (bin Mas'ud) (may Allah be pleased with him) used to swear like this: "By the One besides whom there is no god."

Masruq said: When Sayyidah Aishah (may Allah be pleased with her) swore about something, she would say: "No, by the One in whom the believers believe and whom the disbelievers deny."

It is narrated from Sayyiduna Rifa'ah al-Juhani (may Allah be pleased with him) that when the Prophet (peace and blessings be upon him) swore an oath, he would say: "By the One in whose hand is the soul of Muhammad."