Man Lā Yaḥḍuruh al-Faqīh
Hadith 816816 - وَ سَأَلَ عَلِيُّ بْنُ اَلرَّيَّانِ بْنِ اَلصَّلْتِ أَبَا اَلْحَسَنِ اَلثَّالِثَ عَلَيْهِ اَلسَّلاَمُ: عَنِ اَلرَّجُلِ يَأْخُذُ مِنْ شَعْرِهِ وَ أَظْفَارِهِ ثُمَّ يَقُومُ إِلَى اَلصَّلاَةِ مِنْ غَيْرِ أَنْ يَنْفُضَهُ مِنْ ثَوْبِهِ فَقَالَ «لاَ بَأْسَ.
Hadith.816 - Ali ibn al-Rayan ibn al-Salt asked Imam Abu al-Hasan al-Thalith (as) about a man who cuts his hair or trims his nails and then proceeds to prayer without shaking the remnants off his clothes.
The Imam said: "There is no issue (no problem)."