مُسْنَدُ أَحْمَدَ
Musnad Ahmad 4001
Musnad of Abdullah bin Mas'ood
It was narrated that 'Abdullah bin Mas'ood (رضي الله عنه) said: The Messenger of Allah (ﷺ) said: "Allah did not forbid anything but He knew beforehand that He would see some of you (committing it), but verily I am holding on to your waistbands lest you fall into the Fire like moths or flies."
Musnad Ahmad 4027A hasan hadeeth]