4 The priest answered David, and said, “I have no common bread, but there is holy bread; if only the young men have kept themselves from women.”
1 Samuel 21:4 Cross References - WEB
Exodus 19:15
15 He said to the people, “Be ready by the third day. Don’t have sexual relations with a woman.”
Exodus 25:30
30 You shall set bread of the presence on the table before me always.
Leviticus 24:5-9
5 “You shall take fine flour, and bake twelve cakes of it: two tenths of an ephah shall be in one cake.
6 You shall set them in two rows, six on a row, on the pure gold table before Yahweh.
7 You shall put pure frankincense on each row, that it may be to the bread for a memorial, even an offering made by fire to Yahweh.
8 Every Sabbath day he shall set it in order before Yahweh continually. It is an everlasting covenant on the behalf of the children of Israel.
9 It shall be for Aaron and his sons. They shall eat it in a holy place; for it is most holy to him of the offerings of Yahweh made by fire by a perpetual statute.”
1 Samuel 21:6
6 So the priest gave him holy bread; for there was no bread there but the show bread that was taken from before Yahweh, to put hot bread in the day when it was taken away.
Zechariah 7:3
3 and to speak to the priests of the house of Yahweh of Armies, and to the prophets, saying, “Should I weep in the fifth month, separating myself, as I have done these so many years?”
Matthew 12:3-4
1 Corinthians 7:5
5 Don’t deprive one another, unless it is by consent for a season, that you may give yourselves to fasting and prayer, and may be together again, that Satan doesn’t tempt you because of your lack of self-control.