(1) باب الْوَصِيَّةِ بِالثُّلُثِ
Humaid b. Abd al-Rahmin al-Himayri reported on the authority of the three of the sons of Sa'd:
They said: Sa'd fell ill in Mecca. Allah's Messenger (ﷺ) visited him to inquire after his health. The rest of the hadith is the same.
Reference: Sahih Muslim 1628 h
In-book reference: Book 25, Hadith 13
USC-MSA web (English) reference(deprecated numbering scheme): Book 13, Hadith 3998