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ahmad:7428 – Abū Muʿāwiyah > al-Aʿmash > Abū Ṣāliḥ > Abū Hurayrah

When a slave fulfils obligation of Allah and obligation of his master, he has two rewards for him. I narrated this to Ka'b, and Ka'b said: (Such a slave) has no accountability, nor has a poor believer. (Using translation from Muslim 1666a)  

أحمد:٧٤٢٨ – حَدَّثَنَا أَبُو مُعَاوِيَةَ حَدَّثَنَا الْأَعْمَشُ عَنْ أَبِي صَالِحٍ عَنْ أَبِي هُرَيْرَةَ قَالَ

قَالَ رَسُولُ اللهِ ﷺ إِذَا الْعَبْدُ أَدَّى حَقَّ اللهِ وَحَقَّ مَوَالِيهِ كَانَ لَهُ أَجْرَانِ  

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Collected by Suyūṭī
suyuti:11956a –
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السيوطي:١١٩٥٦a –

"الممْلُوك إِذَا أَدَّى حَقَّ الله فِي عِبَادِته، وَحَقَّ ملِيكه الَّذِي يَملكه كَانَ لَه أجْران".  

[طب] الطبرانى في الكبير عن أَبي موسى