If one thing stays with you

Let it be this.

A question and an anxiety symptom can use the same words, and the way to tell them apart is how long the satisfaction lasts. The loop is not powered by the thought, it is powered by the search, which is why more answers have never worked for more than an hour.

And when Companions came saying they had found something in themselves too grave to say out loud, they were not warned. They were told that this was clear faith. Your horror at the thought is not evidence against you. On that reading it is the other thing entirely.

The target was never certainty. Ibrahim asked, out loud, and was not rebuked for asking.