It wasnarrated that 'Aishah said:
"When the Messenger of Allah (ﷺ)raised his head from bowing, he would not prostrate until he hadstoodup straight. When he prostrated, he would raise his head andnotprostrate again until he had sat up straight. And he used tospreadout his left leg."
English reference: Vol. 1, Book 5, Hadith 893
Arabic reference: Book 5, Hadith 943