1 Kings 10:15

10:15 besides what he collected from the merchants, traders, Arabian kings, and governors of the land.

1 Kings 10:28-29

10:28 Solomon acquired his horses from Egypt and from Que; the king’s traders purchased them from Que. 10:29 They paid 600 silver pieces for each chariot from Egypt and 150 silver pieces for each horse. They also sold chariots and horses to all the kings of the Hittites and to the kings of Syria.