Goliath came out and gave his challenge every morning and every evening for forty days.
After Jesus had gone without eating for forty days and nights, he was very hungry.
For forty days Jesus was tested by the devil, and during that time he went without eating. When it was all over, he was hungry.
He took care of his father's sheep, and he went back and forth between Bethlehem and Saul's camp.
One day, Jesse told David, “Hurry and take this sack of roasted grain and these ten loaves of bread to your brothers at the army camp.