question #1 Sahih Muslim 918c, Book 11, Hadith 6 : What is the significance of supplication in seeking Allah’s decision during times of personal loss?

” 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).