Genesis 18:5

a morsel of bread Cf. Judges 19:5. With true Oriental subservience of speech Abraham gives this description of the generous entertainment which he intends to provide. For this modesty of speech as a formula of courtesy, cf. Genesis 13:9, Gen 23:11; 2 Samuel 24:22-23.

comfort ye your heart As in Judges 19:5; Judges 19:8; lit. "support your heart," Lat. confortate cor vestrum. The English word "comfort," derived from the Lat., originally had the meaning of "strengthen." The Heb. word here used is found in Psalms 104:15, "bread that strengthened man's heart."

forasmuch as Marg. for therefore: cf. Genesis 19:8; Genesis 33:10 (J). Abraham graciously assumes that the strangers have only honoured him with a visit, in order to allow him to provide for their refreshment and entertainment on their journey.