14 So the priests and Levites consecrated themselves in order to bring up the ark of the LORD, the God of Israel.

Read 1 Chronicles 15:14 Using Other Translations

So the priests and the Levites sanctified themselves to bring up the ark of the LORD God of Israel.
So the priests and the Levites consecrated themselves to bring up the ark of the LORD, the God of Israel.
So the priests and the Levites purified themselves in order to bring the Ark of the LORD, the God of Israel, to Jerusalem.