that the Messenger of Allah (ﷺ) said: "Trim the mustache and leave the beard to grow."
Jami` at-Tirmidhi Book 43, Hadith 33
← Previous Hadith from his father, from his grandfather that he Prophet (ﷺ) would take from his beard; from its breadth and its length.

Jami` at-Tirmidhi Book 43, Hadith 32 Next Hadith → that the Messenger of Allah (ﷺ) ordered trimming the mustache and leaving the beard to grow.

Jami` at-Tirmidhi Book 43, Hadith 34