Hadith - (Islam) a custom depending on studies of the sayings and pursuits of Muhammad and his companions知乎，让每一次点击都充满意义 —�?欢迎来到知乎，发现问题背后的世界。知乎，让每一次点击都充满意义 —�?欢迎来到知乎，发现问题背后的世界。知乎，让每一次点击都充满意义