It is obligatory for a Muslim to refrain from praying behind a mushrik imam
Machine translationRead the Arabic original
Q: Is it permissible for a Muslim to leave that mosque which is led by a mushrik and go to a mosque led by a monotheist who follows the Sunnah?
A: Yes, it is permissible for him to do so, and indeed it is obligatory; because prayer behind a mushrik imam is not valid, as previously stated.
A: Yes, it is permissible for him to do so, and indeed it is obligatory; because prayer behind a mushrik imam is not valid, as previously stated.
Source
binbaz.org.sa
The Arabic text is copied verbatim from the original source, without any edits.