The Lamb: The Young of the Flock
Source: TTT
Exodus 12:5
Your lamb must be an unblemished year-old male, and you may take it from the sheep or the goats.
Ezekiel 45:15
And one sheep shall be given from each flock of two hundred from the well-watered pastures of Israel. These are for the grain offerings, burnt offerings, and peace offerings, to make atonement for the people, declares the Lord GOD.