I advise you to buy out his all share of power.

我建议你买下他的全部股权。

　　buy out 买断全部股份、商业股权或利息（To purchase the entire stock, business rights, or interests of）。

　　例句：

　　We are now financially sound enough to buy out the next failure.

　　如今，我们（公司）财务运营足够健全，承担得起再一次的失败。