'Old' in the Bible

'And it will be in the last days,' God says, 'I will pour out my Spirit on all flesh, and your sons and your daughters will prophesy, and your young men will see visions, and your old men will dream dreams.

For the man on whom this sign of healing had been performed was more [than] forty years [old].

"But when {he was forty years old}, it entered in his heart to visit his brothers, the sons of Israel.

known from of old.'