ENOfficial
'Atiya as-Sa'di reported God's Messenger as saying, "No one will attain to being one of the pious till he abandons things which are harmless through being on his guard against what is harmful." Tirmidhi and Ibn Majah transmitted it.
Source: sunnah.com
Other translations
Arabic
وَعَن عطيَّةَ السَّعدِيِّ قَالَ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «لَا يَبْلُغُ الْعَبْدُ أَنْ يَكُونَ مِنَ المتَّقينَ حَتَّى يدَعَ مَا لَا بَأْسَ بِهِ حَذَرًا لِمَا بِهِ بأسٌ» . رَوَاهُ التِّرْمِذِيّ وابنُ مَاجَه
sunnah.com