“Jehu, king of Israel from 841–814 BC, had engineered the slaughter of the descendants of Ahab at Jezreel in fulfillment of the prophecies of Elijah (1Ki 21:21; 2Ki 10:1–11). So Jezreel had become a picture of judgment as well as a warning to heed God’s prophets.”
―
Anonymous,
Quest Study Bible: NIV