(Devarim, Ibid. 16) "They provoked Him with 'strange'": They went and did "strange" things, viz. (I Kings 15:13) "And (even) Ma'achah, his (grand) mother, he (Asa) removed (from the throne) because she had made an abomination for the asheirah."
(Devarim, Ibid.) "They angered Him with abominations": homosexuality, viz. (Vayikra 18:22) "And with a male you shall not lie the lyings of a woman; it is an abomination," and (I Kings, Ibid. 14:24) "There was also prostitution in the land; they did all the abominations of the nations, etc."