Any mosque that causes harm must be demolished, whether the harm was intended or not
Machine translationRead the Arabic original
Question : The people of the Sunnah, yes, that is correct.
Answer : They must be demolished. Any mosque that is built and causes harm must be demolished, whether the harm was intended or not. It is not permissible, and the salam (greeting) in them is not permissible.
Answer : They must be demolished. Any mosque that is built and causes harm must be demolished, whether the harm was intended or not. It is not permissible, and the salam (greeting) in them is not permissible.
Source
قناة «فضيلة الشيخ محمد بن صالح العثيمين»، 1393- كل مسجد حصل به الضرار يجب هدمه سواء قصد به الضرار أو لا - الشيخ ابن عثيمين — youtube.com
The Arabic text is a machine transcription of the audio recording.