Leviticus 24:8
They are to be arranged every Sabbath day in the LORD's presence as a gift from the Israelis an eternal covenant.
Numbers 4:7
"They are to spread a blue cloth over the table of the Presence and on top of it the dishes, pans, bowls, pitchers for drink offerings, and the bread of presence are to be on it continually.
2 Chronicles 2:4
"Just as you did with my father David, sending him cedars to build him a palace to live in, do the same for me. Look, I'm building a temple dedicated to the name of the LORD my God, to his glory, so we can burn fragrant incense in his presence, display rows of the bread of his presence continuously, and make burnt offerings in the morning, evening, on Sabbath days, during New Moon festivals, and during appointed festivals scheduled by the LORD our God. This is mandated forever in Israel.
1 Chronicles 9:32
Some of their Kohathite relatives were responsible to prepare the rows of bread for each Sabbath.
1 Chronicles 23:29
"Instead, they are to assist by lending a hand to the descendants of Aaron regarding service to the Temple of the LORD relating to the courts, the chambers, purification of everything pertaining to holiness, and to anything else pertaining to service on behalf of the Temple of God, including assisting with the rows of showbread, selecting flour for the grain offerings, the unleavened bread, baked offerings, and oil-based offerings, no matter what the quantity or sizes.
Nehemiah 10:33
for the bread set out on the table, for the daily grain offering, for the continual burnt offering, for the Sabbath offerings, for the New Moon festivals, for the appointed festivals, for the holy offerings, for the sin offerings to make atonement for Israel, and for all the service of the Temple of our God.
Matthew 12:3-5
But he told them, "Haven't you read what David did when he and his companions were hungry?