Hadithcore
Musnad Ahmad 1601
sahih· Darussalam

Isma"eel bin Muhammad narrated from ‘Amir bin Sa"d that Sa"d said when he was sick:

If I die, make a lahd (niche) for me and do what was done for the Messenger of Allah (ﷺ).

References1 variant
Arabic/English book
Book 8, Hadith 1601