It is narrated from Hazrat Khuzaymah bin Thabit (may Allah be pleased with him) that the Noble Prophet (peace and blessings be upon him) mentioned istinja and said: "Can none of you find three stones?" It is narrated from Khuzaymah bin Thabit (may Allah be pleased with him) that the Noble Prophet (peace and blessings be upon him) mentioned istinja and said: "Three stones should be used, among which there should be no dung."