Disbelievers entering the mosque

Al-Hasan said: When the delegation of Thaqif came to the Prophet (peace and blessings be upon him), they were lodged in the rear part of the mosque. When the time of prayer came, a man said: "O Messenger of Allah, the time of prayer has come, and these are disbelievers and they are in the mosque." The Messenger of Allah (peace and blessings be upon him) said: "Nothing makes the earth impure."

Al-Hasan said: The delegation of Thaqif came to the Prophet (peace and blessings be upon him) while he was in the mosque. Someone said to him: "O Messenger of Allah, these are idolaters." He said: "Nothing makes the earth impure."

Abu Abdullah al-Asqalani said: A man told me that he saw Ibn Muhayriz shaking hands with a Christian in the mosque of Damascus.

Mujahid saw no harm in the People of the Book sitting in the mosque.

Husayn said: Umar bin Abd al-Aziz wrote to his governors: Do not seat a judge in a mosque where Jews and Christians come in to him.

Abu Salih said: The idolaters may enter the mosque only in a state of fear.