The people of Reuben and Gad acting like their ancestors did is spoken of as if they were standing in the place where their ancestors did. Alternate translation: "you have begun to act just like your ancestors" (See: [[rc://en/ta/man/translate/figs-metaphor]])
The people causing Yahweh to become angrier is spoken of as if his anger was a fire and the people are adding more fuel to that fire. Alternate translation: "to cause Yahweh to be even more angry with Israel" (See: [[rc://en/ta/man/translate/figs-metaphor]])