(31) باب أَوْقَاتِ الصَّلَوَاتِ الْخَمْسِ
'Abdullah narrated it on the authority of his father Yahya:
Knowledge cannot be acquired with sloth.
Reference: Sahih Muslim 612 f
In-book reference: Book 5, Hadith 224
USC-MSA web (English) reference(deprecated numbering scheme): Book 4, Hadith 1277