'It is Written' in the Bible

So they proclaimed and published an announcement in all their cities and in Jerusalem, saying, “Go out to the hills and bring olive branches, wild olive, myrtle, palm, and other leafy branches to make booths, as it is written.”

We have also cast lots—the priests, the Levites, and the people—for [contributing] the supply of wood, to bring it to the house of our God, according to our fathers’ households, at set times annually, to burn on the altar of the Lord our God, as it is written in the Law;