Aqeedah Tahaawiyyah: Lesson 33B : Point 
131. And we do not declare anyone from the people of the Qiblah to be Unbelievers because of a sin – as long as the person does not consider the sin to be lawful.
At-Ta`leeqaat Al-Mukhtasarah `alaa Matn Al-`Aqeedah At–Tahaawiyyah. By Shaykh Saalih ibn Fawzaan al-Fawzaan hafizahullaah. Translated by Aboo Talhah Daawood Burbank, rahimahullaah, in 1426AH
Posted with kind permission from Dawud Burbank rahimahullaah
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Takfeer & People of Takfeer – abdurrahman.org/category/islam/takfeer/