On the authority of Zur Bin Hubaish who said: I came to Sufyaan Bin Assaal Al-Muraadee so he said to (me): ‘’What have you come for?’’ So I said: ‘’To seek knowledge’’; so he said: ‘’Indeed the angels lower their wings for the one seeking knowledge due to being pleased with what he seeks.”

[Source: Kitaabul Ilm of Abu Khaythama with the checking of Imaam Albaanee; page: 3: Pdf version]