'Years' in the Bible

A son of forty years, is Ish-Bosheth son of Saul, in his reigning over Israel, and two years he hath reigned, only the house of Judah have been after David.

And the number of the days that David hath been king in Hebron, over the house of Judah, is seven years and six months.

And to Jonathan son of Saul is a son -- lame; he was a son of five years at the coming in of the rumour of the death of Saul and Jonathan, out of Jezreel, and his nurse lifteth him up, and fleeth, and it cometh to pass in her hasting to flee, that he falleth, and becometh lame, and his name is Mephibosheth.

A son of thirty years is David in his being king; forty years he hath reigned;

in Hebron he reigned over Judah seven years and six months, and in Jerusalem he reigned thirty and three years, over all Israel and Judah.

And it cometh to pass, after two years of days, that Absalom hath shearers in Baal-Hazor, which is with Ephraim, and Absalom calleth for all the sons of the king.

And Absalom hath fled, and goeth to Geshur, and is there three years;

And Absalom dwelleth in Jerusalem two years of days, and the face of the king he hath not seen;

And it cometh to pass, at the end of forty years, that Absalom saith unto the king, 'Let me go, I pray thee, and I complete my vow, that I vowed to Jehovah in Hebron,

and Barzillai is very aged, a son of eighty years, and he hath sustained the king in his abiding in Mahanaim, for he is a very great man;

And Barzillai saith unto the king, 'How many are the days of the years of my life, that I go up with the king to Jerusalem?

A son of eighty years I am to-day; do I know between good and evil? doth thy servant taste that which I am eating, and that which I drink? do I hearken any more to the voice of singers and songstresses? and why is thy servant any more for a burden unto my lord the king?

And there is a famine in the days of David three years, year after year, and David seeketh the face of Jehovah, and Jehovah saith, 'For Saul and for the bloody house, because that he put to death the Gibeonites.'

And Gad cometh in unto David, and declareth to him, and saith to him, 'Do seven years of famine come in to thee in thy land? or three months art thou fleeing before thine adversary -- and he pursuing thee? or are three days' pestilence in thy land? now, know and see what word I take back to Him sending me.'