1 Chronicles 15:26

And because God helped the Levites who were carrying the ark of the covenant of the Lord , they sacrificed seven bulls and seven rams .

Because God had helped the Levites who were carrying the ark of the covenant of the Lord, seven bulls and seven rams were sacrificed.

And it came to pass, when God helped the Levites that bare the ark of the covenant of the Lord, that they offered seven bullocks and seven rams.