Since this deliverer is among their newborn, only their newborn need die.

5 seconds sound clip from the The Ten Commandments (1956) movie soundboard.

You can hear this line at 00:10:36.811 in the Blu-ray version of the movie.

Quote context

[...]

- I number my enemies by their swords, not by their chains, High Priest. Chains have been forged into swords before now, Divine One.

- Among these slaves, there is a prophecy of a deliverer who will lead them out of bondage. The star proclaims his birth.

- Then let the Hebrews die.

- Slaves are wealth, Commander. The more slaves we have, the more bricks we make.

- I would still see fewer bricks made and fewer Hebrews in Goshen. It is our eastern gate.

- Since this deliverer is among their newborn, only their newborn need die.

- Every newborn Hebrew man-child shall die. So let it be written, so let it be done. So speaks Ramses I.

- God of Abraham, take my child into thy hands, that he may live to thy service.

- But Mother, we have not even given him a name. God will give him a name.

- Follow it, Miriam. Watch it from the reeds. See where the Lord will lead him.

- Yes, Mother.

[...]