The altar of wood was three cubits high, and its length two cubits; and its corners, and its length, and its walls, were of wood: and he said unto me, This is the table that is before the LORD.
Therefore you and your sons with you shall keep your priest's office for everything at the altar, and within the veil; and you shall serve: I have given your priest's office unto you as a gift for service: and the stranger that comes near shall be put to death.
And the LORD spoke unto Aaron, Behold, I also have given you the duties of my heave offerings of all the hallowed things of the children of Israel; unto you have I given them as a portion to you, and to your sons, by an ordinance forever.
And of Levi he said, Let your Thummim and your Urim be with your holy one, whom you did test at Massah, and with whom you did strive at the waters of Meribah;
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Who said unto his father and to his mother, I have not seen him; neither did he acknowledge his brethren, nor knew his own children: for they have observed your word, and kept your covenant.
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They shall teach Jacob your judgments, and Israel your law: they shall put incense before you, and whole burnt sacrifice upon your altar.