ON THE SUBJECT OF 238 VIRTUOUS SERVANT WHO DISCHARGES HIS DUTY TO ALLAH AND HIS MASTER ; THE REWARD OF A GOOD SERVANT H 1391 "A servant who serves his master well and worships Allah well will have a double reward." R 1391 Bukhari and Muslim with a chain up to ibn Omar who related that the Messenger of Allah, praise and peace be upon him, said this.
باب فضل المملوك الَّذِي يؤدي حق الله وحق مواليه 1362- عن ابن عمر رضي الله عنهما : أنَّ رسول الله صلى الله عليه وآله وسلم قَالَ : "إنَّ العَبْدَ إِذَا نَصَحَ لِسَيِّدِهِ ، وَأَحْسَنَ عِبَادَةَ اللهِ ، فَلَهُ أَجْرُهُ مَرَّتَيْنِ" متفقٌ عَلَيْهِ .