Sahih Muslim
Sahih Muslim 612 f
The times of the five prayers
Arabic hadith text
حَدَّثَنَا يَحْيَى بْنُ يَحْيَى التَّمِيمِيُّ، قَالَ أَخْبَرَنَا عَبْدُ اللَّهِ بْنُ يَحْيَى بْنِ أَبِي كَثِيرٍ، قَالَ سَمِعْتُ أَبِي يَقُولُ،لاَ يُسْتَطَاعُ الْعِلْمُ بِرَاحَةِ الْجِسْمِ .
Translation
'Abdullah narrated it on the authority of his father Yahya
Knowledge cannot be acquired with sloth.