2 Samuel 5:4

King James 3 - The Literal Traslation

And David was a son of thirty years when he became king; he reigned forty years.

Cross References

Genesis 41:46

And Joseph was a son of thirty years as he stood before Pharaoh king of Egypt. And Joseph went out from the face of Pharaoh and passed over in all the land of Egypt.

1 Kings 2:11

And the days that David reigned over Israel were forty years. He reigned seven years in Hebron, and he reigned thirtythree years in Jerusalem.

1 Chronicles 26:31

Of Hebron: Jerijah the head of the Hebronites, for his generations to his fathers. In the fortieth year of David’s reign, they were sought, and were found among them mighty men of strength at Jazer of Gilead.

1 Chronicles 29:27

and the days that he reigned over Israel were forty years; he reigned seven years in Hebron, and he reigned thirty-three years in Jerusalem.

1 Chronicles 3:4

These six were born to him in Hebron. And he reigned there seven years and six months. And he reigned in Jerusalem thirty-three years.

Numbers 4:3

from a son of thirty years and upward, even until fifty years old, all that enter upon the service, to do work in the tabernacle of the congregation.

Luke 3:23

And Jesus Himself was beginning to be about thirty years of age, being, as was supposed, the son of Joseph, the son of Heli,