(52) باب فِي الْمِنْدِيلِ
Ka'b b. Malik said:
The Prophet (ﷺ) used to eat with three fingers and not wipe his before licking it. (ID)
Reference (ID): Sunan Abi Dawud 3848 (ID)
In-book reference (ID): Book 28, Hadith 113 (ID)
English translation (ID): Book 27, Hadith 3839 (ID)