4 David captured seventeen hundred of his cavalry and twenty thousand of his foot soldiers. He kept enough horses for a hundred chariots and crippled (hamstrung) all the rest.
2 Samuel 8:4 Cross References - NSB
Deuteronomy 17:16
16 »He must not increase his herd of horses. He must not send the people to return to Egypt to get more horses. For Jehovah said to you: You should never again return that way.
Joshua 11:6
6 Jehovah said to Joshua: »Do not be afraid because of them! About this time tomorrow I will deliver them up all slain before Israel. You must hamstring their horses, and burn their chariots with fire.«
Joshua 11:9
9 Joshua did to them what Jehovah told him to do. He hamstrung their horses, and burned their chariots with fire.
1 Kings 10:26
26 Solomon gathered war-carriages and horsemen. He had one thousand, four hundred carriages and twelve thousand horsemen, whom he kept, some in the carriage-towns and some with the king at Jerusalem.
1 Chronicles 18:4
4 David took one thousand chariots, seven thousand horsemen, and twenty thousand foot soldiers from him. David also disabled all but one hundred of their horses so that they could not pull chariots.
Psalms 20:7
7 Some boast in chariots and others in horses, but we will boast in the name of Jehovah our God.