وعن عائشة رضي الله عنها
قالت: كان رسول الله صلى الله عليه وسلم يكثر أن يقول قبل موته «سبحان الله وبحمده، أستغفر الله، وأتوب إليه»
Prior to his demise, the Messenger of Allah (sallallahu alayhi wa sallam) used to supplicate frequently: Subhan Allahi wa bihamdihi; Astaghfirullaha wa atubu ilaihi (Allah is free from imperfection, and I begin with praising Him. I beg forgiveness from Allah and I turn to Him in repentance..
Riyad as-Salihin 1877, Book 20, The Book of Forgiveness, Hadith 9. 1 min read