Sahih Muslim Book 025, Hadith Number 5327.

Chapter : Disapproval of giving ugly names and such names as can be treated as ill omens.

Samura b. Jundub reported: Allah's Messenger (may peace be upon him) forbade us to give names to our servants as these four names: Aflah (Successful), Rabdh (Profit), Yasar (Wealth), and Nafi' (Beneficial).