2 Kings 10:2; 2 Kings 10:6

2 “You have your master’s sons with you and you have chariots and horses, a fortified city and weapons. Now as soon as this letter reaches you,

6 Then Jehu wrote them a second letter, saying, “If you are on my side and will obey me, take the heads of your master’s sons and come to me in Jezreel by this time tomorrow.” Now the royal princes, seventy of them, were with the leading men of the city, who were rearing them.