ENOfficial
Abu Bakr as-Siddiq reported the Prophet (ﷺ) as saying, “One who treats badly those under his authority will not enter paradise.” Tirmidhi and Ibn Majah transmitted it.
Source: sunnah.com
Other translations
Arabic
وَعَنْ أَبِي بَكْرٍ الصِّدِّيقِ رَضِيَ اللَّهُ عَنْهُ عَنِ النَّبِيِّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ: «لَا يَدْخُلُ الْجَنَّةَ سَيِّئُ الْمَلَكَةِ» . رَوَاهُ التِّرْمِذِيُّ وَابْن مَاجَه
sunnah.com