Berean Study Bible (BSB) - 2 Kings 11:1 >

When Athaliah the mother of Ahaziah saw that her son was dead, she proceeded to annihilate all the royal heirs.

Jewish Publication Society of America Version (JPS1917) - 2 Kings 11:1 >

Now when Athaliah the mother of Ahaziah saw that her son was dead, she arose and destroyed all the seed royal.