It is narrated from Hazrat Imran bin Husain (may Allah be pleased with him) that the Prophet (peace and blessings be upon him) would always encourage us to give charity in his addresses and would forbid mutilation.
Hadith Referenceمسند احمد / أول مسند البصريين / 19858
Hadith Gradingحکم دارالسلام:حديث صحيح، الحسن البصري لم يسمع من عمران