Melachim Bais 21:21-23

Orthodox Jewish Bible

²¹ And he walked in all the derech that aviv walked in, and served the gillulim that aviv served, and bowed down in worship to them;

²² And he forsook Hashem Elohei Avotav, and walked not in the Derech Hashem.

²³ And the avadim of Amon plotted a kesher against him, and assassinated HaMelech in his own Bais (palace).