Sunan an-Nasa'i 5323
سنن النسائي#5323SahihIt was narrated that Samurah said:"The Messenger of Allah [SAW] said: 'You should wear white garments; dress your living ones in them, and shroud your dead in them, for they are among the best of your garments
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih
In-book reference: 48:284