" When Abu Salama died I said: Who is better than Abu Salama, the Companion of the Messenger of Allah (ﷺ), and Allah decided for me and I said (these words contained in the supplication mentioned above) and I was married to the Messenger of Allah (ﷺ).
Sahih Muslim Book 11, Hadith 6
← Previous Hadith If any servant (of Allah) who suffers a calamity says:" We belong to Allah and to Him shall we return; O Allah, reward me for my affliction and give me something better than it in exchange for it," ' Allah will give him reward for affliction, and would give him something better than it in exchange. She (Umm Salama) said: When Abu Salama died. I uttered (these very words) as I was commanded (to do) by the Messenger of Allah (ﷺ). So Allah gave me better in exchange than him. i. e. (I was taken as the wife of) the Messenger of Allah (ﷺ).

Sahih Muslim Book 11, Hadith 5 Next Hadith → Whenever you visit the sick or the dead, supplicate for good because angels say" Amen" to whatever you say. She added: When Abu Salama died, I went to the Messenger of Allah (ﷺ) and said: Messenger of Allah, Abu Salama has died. He told me to recite:" O Allah! forgive me and him (Abu Salama) and give me a better substitute than he." So I said (this), and Allah gave me in exchange Muhammad, who is better for me than him (Abu Salama).

Sahih Muslim Book 11, Hadith 7