Acts 5:39

but if it be of God, you will not be able to destroy them, lest perchance you may also be found fighting against God.

Acts 23:9

And there was a great clamor: and certain ones of the scribes on the part of the Pharisees, rising up, continued to strive, saying, We find nothing evil in this man: but has a spirit or an angel spoken to him?

Treasury of Scripture Knowledge

Summary

{A Psalm of David.} Plead my cause, O LORD, with them that strive with me: fight against them that fight against me.

Bible References

Fight

Acts 5:39
but if it be of God, you will not be able to destroy them, lest perchance you may also be found fighting against God.
Acts 23:9
And there was a great clamor: and certain ones of the scribes on the part of the Pharisees, rising up, continued to strive, saying, We find nothing evil in this man: but has a spirit or an angel spoken to him?