1 Samuel 21:3-5

3Now then, what do you have on hand? Give me five loaves of bread, or whatever can be found.”

4“There is no common bread on hand,” the priest replied, “but there is some consecrated bread—provided that the young men have kept themselves from women.”

5David answered, “Women have indeed been kept from us, as is usual when I set out. And the bodies of the young men are holy even on common missions. How much more so today!”