Jude 1:9

Though Michael the archangel, when contending with the devil, he disputed about the body of Moses, dared not to produce a railing accusation, but said, The Lord rebuke thee.

Revelation 12:7

Then was there war in the heaven: Michael and his angels warred against the dragon; and the dragon warred and his angels,

Ephesians 6:12

For our conflict is not merely against flesh and blood, but against principalities, and against powers, and against the rulers of the darkness of this world, and against wicked spirits in the aerial regions.

1 Peter 3:22

who is at the right hand of God, gone into heaven, angels and dominations and powers being put in subjection under him.

Colossians 2:10

and ye are complete in him, who is the head of all principality and power:

1 Thessalonians 2:18

Therefore we wished to have come unto you, even I Paul, once and again; but Satan prevented us.

Treasury of Scripture Knowledge

Summary

But the prince of the kingdom of Persia withstood me one and twenty days: but, lo, Michael, one of the chief princes, came to help me; and I remained there with the kings of Persia.

Bible References

The prince

Ephesians 6:12
For our conflict is not merely against flesh and blood, but against principalities, and against powers, and against the rulers of the darkness of this world, and against wicked spirits in the aerial regions.
1 Thessalonians 2:18
Therefore we wished to have come unto you, even I Paul, once and again; but Satan prevented us.

Michael

Jude 1:9
Though Michael the archangel, when contending with the devil, he disputed about the body of Moses, dared not to produce a railing accusation, but said, The Lord rebuke thee.
Revelation 12:7
Then was there war in the heaven: Michael and his angels warred against the dragon; and the dragon warred and his angels,

One

Colossians 2:10
and ye are complete in him, who is the head of all principality and power:
1 Peter 3:22
who is at the right hand of God, gone into heaven, angels and dominations and powers being put in subjection under him.