Verify information before accepting it as true and reliable.

This hadith is about a tradition that has been transmitted by Al-Jariri through a different chain of narrators. A tradition, or athar in Arabic, is an account of something said or done by the Prophet Muhammad and his companions. It can also refer to the teachings and sayings of later scholars who followed their example. The transmission of this tradition was done through a process called isnaad, which involves verifying the authenticity of each narrator in the chain before it can be accepted as reliable. This hadith highlights the importance of verifying information before accepting it as true and reliable.