It is narrated from Sayyidah Aisha (may Allah be pleased with her) that the Messenger of Allah (peace and blessings be upon him) said: Whoever makes a vow to obey Allah, let him obey Him; and whoever makes a vow to disobey Allah, let him not disobey Him.

It is narrated from Sayyiduna Ali (may Allah be pleased with him) that a man came to the Noble Prophet (peace and blessings be upon him) and said: I have made a vow to slaughter my she-camel and to do such and such things. The Prophet (peace and blessings be upon him) said: As for your she-camel, slaughter it, and as for such and such things, they are from Satan.

It is narrated from Sayyiduna Umar (may Allah be pleased with him) that he said: O Messenger of Allah! In the days of ignorance, I made a vow that I would perform i'tikaf for one night in Masjid al-Haram. The Prophet (peace and blessings be upon him) said: Fulfill your vow.

Bint Kardama narrates from her father that he asked the Messenger of Allah, peace and blessings be upon him: I have vowed to sacrifice three camels. The Prophet, peace and blessings be upon him, said: If this vow is related to any gathering of the Age of Ignorance, or any festival of the Age of Ignorance, or for any idol, then it should not be fulfilled. If it is for any purpose other than these three matters, then fulfill your vow. She said: O Messenger of Allah! The mother of this girl has vowed to walk on foot; can this girl walk on her behalf? The Prophet, peace and blessings be upon him, said: Yes.

It is narrated from Sayyiduna Kardam (may Allah be pleased with him), he says: I submitted to the Noble Prophet (peace and blessings be upon him) that I have made a vow to sacrifice fifty goats at the place of Buwana. The Prophet (peace and blessings be upon him) asked: Is there any idol among those idols there? I said: No. The Prophet (peace and blessings be upon him) said: Then fulfill the vow you made for Allah Almighty, for Him. So he gathered the goats and began to sacrifice them. One goat ran away, and he started running after it to catch it, and during this he was saying: O Allah! Fulfill my vow, until he caught it and sacrificed it.

It is narrated from Sayyiduna Kardam bin Sufyan (may Allah be pleased with him) that he asked the Messenger of Allah (peace and blessings be upon him) about a vow made during the days of ignorance. The Prophet (peace and blessings be upon him) asked: Was it for any idol or stone? He replied: No, rather it was for Allah Almighty. The Prophet (peace and blessings be upon him) said: Then fulfill it for Allah Almighty; whatever you have specified, sacrifice it at Buwana and thus fulfill your vow.

Abdullah bin Buraidah narrates from his father that when the Messenger of Allah (peace and blessings be upon him) returned from a battle, a black slave-girl came to him and said: I had vowed that if Allah returned you victorious, I would play the drum before you. The Messenger of Allah (peace and blessings be upon him) said: If you have made a vow, then fine (play the drum), otherwise not. She began to play the drum. Abu Bakr (may Allah be pleased with him) came, and she kept playing. Other companions came, and she remained in that state. But when Sayyiduna Umar (may Allah be pleased with him) came, she hid the drum under herself and put on her shawl. The Messenger of Allah (peace and blessings be upon him) said: Umar! Satan is afraid of you. I and these people were sitting here (she kept playing the drum), but when you entered, she did like this and this.