Sahih al-Bukhari 802
صحيح البخاري#802SahihNarrated Aiyub:Abu Qilaba said, "Malik bin Huwairith used to demonstrate to us the prayer of the Prophet (ﷺ) at times other than that of the compulsory prayers. So (once) he stood up for prayer and performed a perfect Qiyam (standing and reciting from the Holy Qur'an) and then bowed and performed bowing perfectly; then he raised his head and stood straight for a while." Abu Qilaba added, "Malik bin Huwairith in that demonstration prayed like this Sheikh of ours, Abu Yazid." Abu Yazid used to sit (for a while) on raising his head from the second prostration before getting up
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 10:197