Sunan an-Nasa'i #5752 · The Book of Drinks

Sunan an-Nasa'iUbaidullah bin Sa'eed said
Sunan an-Nasa'i · Book 51 · The Book of Drinks
Sunan an-Nasa'i · كتاب 51 · كتاب الأشربة
"I heard Abu Usamah say: 'I never saw any man more assiduous in seeking knowledge than 'Abdullah bin Al-Mubarak, not in Ash-Sham, Egypt, Yemen or the Hijaz
أَخْبَرَنَا عُبَيْدُ اللَّهِ بْنُ سَعِيدٍ، قَالَ سَمِعْتُ أَبَا أُسَامَةَ، يَقُولُ مَا رَأَيْتُ رَجُلاً أَطْلَبَ لِلْعِلْمِ مِنْ عَبْدِ اللَّهِ بْنِ الْمُبَارَكِ الشَّامَاتِ وَمِصْرَ وَالْيَمَنَ وَالْحِجَازَ ‏.‏
Reference : Sunan an-Nasa'i 5752In-book reference : Book 51, Hadith 214