Devil's Whispers
Abu Huraira reported: Some of the companions came to the Prophet, peace and blessings be upon him, and they asked him, “We find within ourselves that which is to grievous to speak of.” The Prophet said, “You have indeed found it so?” They said yes. The Prophet said, “That is sincere faith.” In another narration, the Prophet said, “That is pure faith.” Source: Ṣaḥīḥ Muslim 132 Grade: Sahih (authentic) according to Muslim