Praise be to Allah, and may peace and blessings be upon the Messenger of Allah, to proceed:
The principle, ‘Whoever does not make takfeer of the disbeliever, is (himself) a disbeliever’ is a well-known principle, and is the third nullification of the nullifications of Islam, as mentioned by the Shaykh Muhammad bin ‘Abdul-Wahhab (رحمه الله ...