'Queen mother' in the Bible

He also deposed his [great-grand]mother Maacah from being queen mother, because she had made a horrid (obscene, vulgar) image for [the goddess] Asherah. Asa cut down her horrid image, and burned it by the Brook 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 her position as queen mother because she had made a loathsome Asherah pole. Asa cut down her Asherah pole and crushed 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!