2 Samuel 19:30-34

And Mephibosheth said to the king, “Let him even take it all, since my lord the king has come safely to his own house.”

Now Barzillai the Gileadite had come down from Rogelim; and he went on to the Jordan with the king to escort him over the Jordan.

Barzillai was very old: eighty years old; and he had provided the king food while he stayed in Mahanaim, for he was a very great man.

So the king said to Barzillai, “You cross over with me, and I will provide you food in Jerusalem with me.”

But Barzillai said to the king, “How long do I still have to live, that I should go up with the king to Jerusalem?