It wasnarrated from Jabir that the Messenger of Allah (ﷺ) said:
"If amorsel falls from the hand of anyone of you, let him wipe offwhatever dirt that is on it and eat it." (ES)
English reference (ES): Vol. 4, Book 29, Hadith 3279 (ES)
Arabic reference (ES): Book 29, Hadith 3404 (ES)