It is narrated from Sayyiduna Samurah bin Jundub (may Allah be pleased with him); he said: The Messenger of Allah (peace and blessings be upon him) used to say: "There is none among you whose waist-wrap I am not holding on to so that he does not fall into the Fire."
Hadith Referenceالمعجم الكبير للطبراني / باب السين / 7069