Hear, O my people, and I will testify unto thee: O Israel, if thou wilt hearken unto me; Hear, O my people - These are nearly the same words with those spoken at the giving of the law, Exodus 20:2.
Related Commentaries of Psalms 81:8
Psalms 81:8
8 Hear, O my people, and I will testify unto thee: O Israel, if thou wilt hearken unto me;