Kings IV 3:7

7 And he went and sent to Josaphat king of Juda, saying, The king of Moab has rebelled against me: wilt thou go with me against Moab to war? And he said, I will go up: thou art as I, I am as thou; as my people, so thy people, as my horses, so thy horses.

Kings IV 3:7 In-Context

5 And it came to pass, after the death of Achaab, that the king of Moab rebelled against the king of Israel.
6 And king Joram went forth in that day out of Samaria, and numbered Israel.
7 And he went and sent to Josaphat king of Juda, saying, The king of Moab has rebelled against me: wilt thou go with me against Moab to war? And he said, I will go up: thou art as I, I am as thou; as my people, so thy people, as my horses, so thy horses.
8 And he said, What way shall I go up? and he said, The way of the wilderness of Edom.
9 And the king of Israel went, and the king of Juda, and the king of Edom: and they fetched a compass of seven days' journey; and there was no water for the army, and for the cattle that went with them.

The Brenton translation of the Septuagint is in the public domain.