Daniel 10:13

However, the prince of the kingdom of Persia opposed me for twenty-one days. Then Michael, one of the chief princes, came to help me, for I had been left there with the kings of Persia.
BSB · Berean Standard Bible
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.

Note chief: or, first

KJV · King James Version
But the prince of the kingdom of Persia withstood me twenty-one days; but, behold, Michael, one of the chief princes, came to help me because I remained there with the kings of Persia.
WEB · World English Bible
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.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

the prince
Daniel 10:20; Ezra 4:4–6, 24; Zechariah 3:1, 2; Ephesians 6:12; 1 Thessalonians 2:18
Michael
Daniel 10:21; Daniel 12:1; Jude 1:9; Revelation 12:7
one
or, the first.
Colossians 2:10; 1 Peter 3:22