Deuteronomy 10:8-10

Revised Standard Version

⁸ At that time the Lord set apart the tribe of Levi to carry the ark of the covenant of the Lord, to stand before the Lord to minister to him and to bless in his name, to this day. ⁹ Therefore Levi has no portion or inheritance with his brothers; the Lord is his inheritance, as the Lord your God said to him.)

¹⁰ “I stayed on the mountain, as at the first time, forty days and forty nights, and the Lord hearkened to me that time also; the Lord was unwilling to destroy you.