'As It is Written' in the Bible

And that they should publish and proclaim in all their cities, and in Jerusalem, saying, Go forth unto the mountain, and bring olive branches, and pine branches, and myrtle branches, and palm branches, and branches of leafy trees, to make booths, as it is written.

And we cast the lots among the priests, the Levites, and the people, for the wood offering, to bring it into the house of our God, according to our fathers' houses, at times appointed year by year, to burn upon the altar of the LORD our God, as it is written in the law:

Also the firstborn of our sons, and of our cattle, as it is written in the law, and the firstlings of our herds and of our flocks, to bring to the house of our God, unto the priests that minister in the house of our God: