'Blueprint' in the Bible

When King Ahaz went to meet with King Tiglath-pileser of Assyria in Damascus, he saw the altar there. King Ahaz sent to Uriah the priest a drawing of the altar and a blueprint for its design.

and for the refined gold of the incense altar. He gave him the blueprint for the seat of the gold cherubim that spread their wings and provide shelter for the ark of the Lord's covenant.