We have recognised it.

We have recognised it. And the advice of the Imams -asws of the Muslim. Who are these Imams -asws whose advice is obligated upon us? Muawiya Bin Abu Sufyan, and Yazeed Bin Muawiya, and Marwan Bin Al-Hakam, and everyone who testimony is not allowed with us, and praying Salat behind them is not allowed?