It wasnarrated that Umm Salamah said:
"By the One Who took his (ﷺ)soul, he did not die until most of his prayers were offered sittingdown. And the most beloved of deeds to him was a righteous deed whicha person persists in doing, even if it is something small." (RU)
English reference (RU): Vol. 5, Book 37, Hadith 4237 (RU)
Arabic reference (RU): Book 37, Hadith 4378 (RU)