'Vengeance' in the Bible

God said to Solomon, "Because you desire this, and did not ask for riches, wealth, and honor, or for vengeance on your enemies, and because you did not ask for long life, but requested wisdom and discernment so you can make judicial decisions for my people over whom I have made you king,

King Joash disregarded the loyalty his father Jehoiada had shown him and killed Jehoiada's son. As Zechariah was dying, he said, "May the Lord take notice and seek vengeance!"