https://youtu.be/6bC7t2WFZ-I Summary of 1 Chronicles 15-20 (15:12) He said to them, "You are the heads of fathers' houses of the Levites; sanctify yourselves, you and your brethren, that you may bring up the ark of the LORD God of Israel to the place I have prepared for it. In chapter 15, David called Abiathar and called the Levites to sanctify them, and to carry the ark of the Lord to the place..