From Sahih Muslim (Hadith 5318):
Anas b Malik reported:Abu Talha sent me to Allah's Messenger (ﷺ) ; the rest of the hadith is the same, but 'there is a slight variation of wording that he said at the end (The Holy Prophet) took what was left (of the food) and collected it and then invoked blessings upon it and it returned to its original state. He (the Holy Prophet) then said Take this
Reference: Muslim 5318