'Queen mother' in the Bible

Also, he had Maacah his mother removed from the office of queen mother, [as] she had made a repulsive image for the Asherah. Asa also cut down her repulsive image and burned it in the Wadi Kidron.

Jehu encountered the relatives of King Ahaziah of Judah. He asked, "Who are you?" They replied, "We are Ahaziah's relatives. We have come down to see how the king's sons and the queen mother's sons are doing."

King Asa also removed Maacah, his grandmother, from being queen mother because she had made an obscene image of Asherah. Asa chopped down her obscene image, then crushed it and burned it in the Kidron Valley.

Say thou unto the king and to the queen-mother, Humble yourselves, sit down; for your headtires are come down, even the crown of your glory.

(after that Jeconiah the king, and the queen-mother, and the eunuchs, and the princes of Judah and Jerusalem, and the craftsmen, and the smiths, were departed from Jerusalem,)

Due to the noise caused by the king and his nobles, the queen mother then entered the banquet room. She said, "O king, live forever! Don't be alarmed! Don't be shaken!