Numbers 22:23
And the ass saw the angel of the Lord standing in the way, and his sword drawn in his hand: and the ass turned aside out of the way, and went into the field: and Balaam smote the ass, to turn her into the way.
Cross-reference
In 2 Kings 6:17, Elisha's servant's eyes are opened to see heavenly armies — a parallel to Balaam's donkey seeing the angel while Balaam remains blind.
In 1 Chronicles 21:16, David sees an angel with a drawn sword, matching the exact image the donkey sees — divine judgment visually represented.
In 2 Peter 2:16, the donkey is cited as rebuking Balaam's madness — a direct NT reference to this event.
In Jude 1:11, the error of Balaam is condemned — linking to his stubbornness even after the donkey's warning.
In Genesis 3:24, cherubim with a flaming sword guard Eden — the same image of a sword-wielding angel blocking a path appears here.
Joshua 5:13 also features a divine figure with a drawn sword, mirroring the angelic encounter in Balaam's story.
2 Peter 2:15 cites Balaam's error and love of wages as a warning against false teachers.
In Daniel 10:7, Daniel alone sees the vision while his companions are terrified but see nothing — similar selective revelation as the donkey seeing the angel.