'Age' in the Bible

who gave Himself [as a sacrifice to atone] for our sins [to save and sanctify us] so that He might rescue us from this present evil age, in accordance with the will and purpose and plan of our God and Father—

Now what I mean [when I talk about children and their guardians] is this: as long as the heir is a child, he does not differ at all from a slave even though he is the [future owner and] master of all [the estate];