1 Saul was thirty* ⌊years old⌋* at the beginning of his reign, and he reigned forty-two years* over Israel.
1 Samuel 13:1 Cross References - LEB
Exodus 12:5
5 The lamb for you must be a male, without defect, in its first year; you will take it from the sheep or from the goats.
Micah 6:6
6 With what shall I approach Yahweh, and bow down to God on high? Shall I approach him with burnt offerings, with bull calves a year old?