Do not look down upon the sins of people as if you have supremacy over them, rather worry about your own sins, and remember there are people who are tested (with sins) and there are those whom Allāh has kept safe. Show mercy to those who are tested and praise Allāh for the safety He’s given you. Īsā ibn Maryam, in: Al-Istidhkār 27/323 …
“If you want to rectify your heart, or want to see betterment in your child or companion—or whoever it is for that matter, then direct them to places where the Qurʾān is recited and direct them to be in the company of the Qurʾān. Allāh will then cause them to become better, whether they are willing to it or not.” Imām ash-Shāfiʿī, in: ḥilyat al-awliyāʾ 9/123.…