TSK
Treasury of Scripture Knowledge references in ASV.
And Joseph was thirty years old when he stood before Pharaoh king of Egypt. And Joseph went out from the presence of Pharaoh, and went throughout all the land of Egypt.
from thirty years old and upward even unto fifty years old, every one that entered upon the service, for work in the tent of meeting:
from thirty years old and upward even unto fifty years old, every one that entered upon the service, for work in the tent of meeting,
The book of the generation of Jesus Christ, the son of David, the son of Abraham.
and Jacob begat Joseph the husband of Mary, of whom was born Jesus, who is called Christ.
Is not this the carpenter's son? is not his mother called Mary? and his brethren, James, and Joseph, and Simon, and Judas?
And Jesus himself, when he began [to teach], was about thirty years of age, being the son (as was supposed) of Joseph, the [son] of Heli,
And all bare him witness, and wondered at the words of grace which proceeded out of his mouth: and they said, Is not this Joseph's son?
The former treatise I made, O Theophilus, concerning all that Jesus began both to do and to teach,