'Years' in the Bible

And afterward Hezron went in to the daughter of Machir the father of Gilead, whom he married when he was threescore years old; and she bare him Segub.

These six were born unto him in Hebron; and there he reigned seven years and six months: and in Jerusalem he reigned thirty and three years.

He reigned 33 years in Jerusalem. These four children were born to David by Bath-shua daughter of Ammiel while he was living in Jerusalem: Shimea, Shobab, Nathan, and Solomon,

Now these are those whom David appointed over the service of song in the house of the Lord after the ark [of the covenant] rested there.

Then all Israel gathered to David at Hebron, saying, “Behold, we are your bone and your flesh.

Either three years' famine; or three months to be destroyed before thy foes, while that the sword of thine enemies overtaketh thee; or else three days the sword of the LORD, even the pestilence, in the land, and the angel of the LORD destroying throughout all the coasts of Israel. Now therefore advise thyself what word I shall bring again to him that sent me.

Now the Levites were numbered from the age of thirty years and upward: and their number by their polls, man by man, was thirty and eight thousand.

These were the sons of Levi after the house of their fathers; even the chief of the fathers, as they were counted by number of names by their polls, that did the work for the service of the house of the LORD, from the age of twenty years and upward.

For by the last words of David the Levites were numbered from twenty years old and above:

But David took not the number of them from twenty years old and under: because the LORD had said he would increase Israel like to the stars of the heavens.

And the time that he reigned over Israel was forty years; seven years reigned he in Hebron, and thirty and three years reigned he in Jerusalem.