Correct Aqida Erases Sins, While Innovation Nullifies Deeds. Imam Ibn al-Qayyim said: Adhering to the Sunnah expiates major sins, just as deviating from the Sunnah nullifies good deeds. The people of the Sunnah, if their deeds fall short, their beliefs uphold them; whereas the people of innovation, even if their deeds stand, their beliefs bring them down." (📖 إعلام الموقعين(3/329