I asked Hasan bin Ali , "What have you memorized from the Messenger of Allah ﷺ?"He replied, "I memorized from him, 'Leave what makes you doubt for what does not make you doubt.'"
أخبرنا محمد بن أبان قال حدثنا عبد الله بن إدريس قال أنبأنا شعبة عن بريد بن أبي مريم
قلت للحسن بن علي رضي الله عنهما ما حفظت من رسول الله ﷺ قال حفظت منه دع ما يريبك إلى ما لا يريبك
Its isnad is sahih. Tirmidhi transmitted it in the chapter on the description of the Resurrection, in the section titled "The hadith of 'Tie it and trust in Allah,'" etc., no. 2518, from the hadith of Abdullah bin Idris, with this chain. It is also found in Kubra, no. 5220. Tirmidhi said, hasan sahih.