Ezra 8:30

8:30 Then the priests and the Levites took charge of the silver, the gold, and the vessels that had been weighed out, to transport them to Jerusalem to the temple of our God.

Ezra 10:5

10:5 So Ezra got up and made the leading priests and Levites and all Israel take an oath to carry out this plan. And they all took a solemn oath.