“The Messenger of Allah (ﷺ) said: ‘No prayer is acceptable in which a man does not settle his spine when bowing and when prostrating.’”
Sunan Ibn Majah Book 5, Hadith 68
← Previous Hadith “When the Messenger of Allah (ﷺ) bowed, he neither raised his head nor lowered it, rather (he did something) between that.” Sunan Ibn Majah Book 5, Hadith 67 Next Hadith → “We set out until we came to the Messenger of Allah (ﷺ), and we gave him our oath of allegiance and performed prayer behind him. He glanced out of the corner of his eye at a man who was not settling his spine when he bowed and prostrated. When the Prophet (ﷺ) finished the prayer, he said: ‘O Muslims, there is no prayer for the one who does not settle his spine when bowing and prostrating.’” Sunan Ibn Majah Book 5, Hadith 69