Moses (Exodus 17:11; Exodus 32:11; Numbers 14:13-20) and Samuel (1 Samuel 7:9; 1 Samuel 12:23) were successful pleaders with God in time past: cp. Psalms 99:6.
Related Commentaries of Jeremiah 15:1
Jeremiah 15:1
1 Then said the LORD unto me, Though Moses and Samuel stood before me, yet my mind could not be toward this people: cast them out of my sight, and let them go forth.