Riyad as-Salihin
Riyad as-Salihin 592
Leading an Abstemious Life and refraining from the Doubtful
Arabic hadith text
وعن الحسن بن على رضي الله عنهما، قال: حفظت من رسول الله صلى الله عليه وسلم: "دع ما يريبك إلى ما لا يريبك" ((رواه الترمذى وقال: حديث حسن صحيح)).
Translation
Hasan bin 'Ali (May Allah be pleased with them) reported
I have retained these words of Messenger of Allah (ﷺ), "Leave what causes you doubt and turn to what does not cause you doubt."[At- Tirmidhi, who classified it as Hadith Hasan Sahih].