International Standard Version and this is why he rose in rebellion against the king: Solomon had built up the terrace ramparts in the city of his father David in order to repair a weakness.
American Standard Version And this was the reason why he lifted up his hand against the king: Solomon built Millo, and repaired the breach of the city of David his father.
Young's Literal Translation and this is the thing for which he lifted up a hand against the king: Solomon built Millo -- he shut up the breach of the city of David his father,