Hadith 535
Aishah reported: Ibn Umm Maktum was the muadhdhin of the Messenger of Allah ﷺ and he was blind.
Hadith 2192
The above tradition has also been transmitted by Amr bin Shuaib through a different chain of narrators. This version adds The Prophet ﷺ said “There is no vow except in an act which seeks the pleasure of Allah, the Exalted.
Hadith 2342
Narrated Abdullah ibn Umar: The people looked for the moon, so I informed the Messenger of Allah ﷺ that I had sighted it. He fasted and commanded the people to fast.