The Torah counts seventy souls of Jacob's house entering Egypt. Do the math in (Genesis 46:27) and you find sixty-nine. The Targum Pseudo-Jonathan closes the gap with one of the strangest and most tender aggadot in the cycle: the seventieth soul is Jochebed, mother of Moses, born in the very moment Jacob's caravan crossed the border.
The Targum says she "was born among the hills in their journey to Mizraim." The Talmud (Bava Batra 123a) and Sotah 12a develop the image further: Jochebed was born bein ha-chomot, between the walls, as her mother entered the land that would enslave her descendants.
A Redeemer's Mother in the Doorway
Watch what the Targum is doing. The list of seventy could have been completed by any name — a cousin, a servant, a nephew. Instead the tradition inserts the woman who would one day give birth to the liberator. At the very moment the family of Israel steps into the house of bondage, the mother of the one who will break that bondage is born. The doorway of exile is also the doorway of redemption. They are the same doorway.
It is a theological claim hidden inside a census number. The Holy One does not wait until the plague of slavery is full to begin the cure. The cure is already on the road, already breathing, already counted.
Why Jochebed and Not Another
The Targum Pseudo-Jonathan, which reached its final form between the 4th and 8th centuries CE, often smuggles Moses into earlier stories. Here it does so with a mathematical argument. The text demands seventy. Only one woman in Jewish tradition can fit the timing — Jochebed, daughter of Levi, whose lifespan in (Exodus 6:20) and the aggadic calculations stretches exactly to the years required.
The takeaway is worth keeping. When a family walks into the darkest chapter of its story, look at who is being born that day. The future is usually already breathing somewhere in the wagon, swaddled and waiting.