Ibrahim narrated to us, Abu Uways narrated to us, from Muhammad ibn Abdullah ibn Muslim, the nephew of Az-Zuhri, from his father, from Anas ibn Malik, from the Prophet, peace and blessings be upon him, regarding Al-Kawthar, similar to the hadith of Az-Zuhri exactly.
Hadith Referenceمسند احمد / مسند المكثرين من الصحابة / 13485
Hadith Gradingحکم دارالسلام:حديث صحيح، وهذا إسناد حسن فى المتابعات والشواهد