Jakob added one more clause to the contract, and it is the most striking line of the whole negotiation. My righteousness shall testify for me tomorrow, when my wages shall be brought before thee (Genesis 30:33).
Not a witness. Not a scribe. Not a written ledger. His tzedakah — his righteousness itself — would walk into the room as the proof. Any animal among the goats that was not streaked or spotted, any lamb not black, would be counted as stolen from Laban's share. The colors on the coats would speak louder than any human voice.
Targum Pseudo-Jonathan sharpens what the plain text implies. Jakob built an accounting system in which dishonesty would be visible from across a field. He refused to hand Laban even the possibility of a future accusation.
The Maggid teaches: a righteous person does not avoid scrutiny — he invites it. The one who is truly honest designs his dealings so that the truth announces itself without him needing to speak at all.