Trump, making his first comments on Musk’s criticism of his bill during an Oval Office press conference, insinuated the Tesla CEO opposes his “One Big Beautiful Bill Act” because he is “upset” the electric vehicle tax credit was removed, adding he’s not sure he’ll remain friends with Musk and alleging Musk “knew the inner workings of the bill.”

Tesla’s electric vehicle sales dropped 13.5% in the second quarter to 384,122 units, Axios reported. It was the second straight year-over-year decline, as political controversy surrounding CEO Elon Musk continues to stir backlash.

Asked by reporters whether Musk, a naturalized citizen, might be kicked out of the country, the President suggested he might consider the idea.