(11) باب ثَوَابِ الْعَبْدِ وَأَجْرِهِ إِذَا نَصَحَ لِسَيِّدِهِ وَأَحْسَنَ عِبَادَةَ اللَّهِ
Ibn Umar reported Allah's Messenger (ﷺ) as saying:
When a slave looks to the welfare of his master and worships Allah well, he has two rewards for him. (RU)
Reference (RU): Sahih Muslim 1664 a (RU)
In-book reference (RU): Book 27, Hadith 66 (RU)
USC-MSA web (English) reference(deprecated numbering scheme): Book 15, Hadith 4097 (RU)