Colossians 2:10

10 and in Christ you have been brought to fullness. He is the head over every power and authority.

Read Colossians 2:10 Using Other Translations

And ye are complete in him, which is the head of all principality and power:
and you have been filled in him, who is the head of all rule and authority.
So you also are complete through your union with Christ, who is the head over every ruler and authority.