It is narrated from Sayyidah Umm Salamah (may Allah be pleased with her) that the Messenger of Allah (peace and blessings be upon him) said: "When you are present with a dying or deceased person, say what is good, for the angels say Amin to what you say."
Hadith Referenceالمعجم الكبير للطبراني / مسند النساء / 20026
It is narrated from Sayyidah Umm Salamah (may Allah be pleased with her) that the Messenger of Allah (peace and blessings be upon him) said: "When a calamity befalls one of you, let him say: O Allah, reward me in my calamity and give me something better in its place." She said: Then when Sayyiduna Abu Salamah (may Allah be pleased with him) died, I said: "Who will Allah give me in place of Abu Salamah that is better?" She said: Then Allah Almighty gave me in his place one better than him: Muhammad, the Messenger of Allah (peace and blessings be upon him).
Hadith Referenceالمعجم الكبير للطبراني / مسند النساء / 20027
It is narrated from Sayyidah Umm Salamah (may Allah be pleased with her) that she heard the Messenger of Allah (peace and blessings be upon him) say: "Among my Companions are some who will never see me after I part from them."
Hadith Referenceالمعجم الكبير للطبراني / مسند النساء / 20028
Sayyidah Umm Salamah (may Allah be pleased with her) said: When Sayyiduna Abu Salamah (may Allah be pleased with him) died, I said: "O Messenger of Allah, what should I say?" He (peace and blessings be upon him) said: "Say: O Allah, forgive him and grant me after him a beneficial replacement." She said: So I said it, and Allah granted me the Messenger of Allah (peace and blessings be upon him) in his place.
Hadith Referenceالمعجم الكبير للطبراني / مسند النساء / 20029