No specific age is mentioned only that they were well beyond child bearing years - assume that is beyond her 40's and well beyond we can assume 50-60's:
Luke 1:18New King James Version (NKJV)
18 And Zacharias said to the angel, "How shall I know this? For I am an old man, and my wife is well advanced in years."
Chat with our AI personalities
Two famously old women who gave birth to children: Sarah, the mother of Isaac, and Elizabeth, the mother of John the baptist.
The original Hebrew Bible that became the Old Testament was written in Hebrew and Aramaic. The Christian New Testament books of the Bible were written in Greek.
John the Baptist was used of God when he was in his mothers womb to leap for joy at the salutation of Mary. Mary was in her teens when she became pregnant with Jesus. David was in his late teens when he slew Goliath. Josiah was eight years old when he became king over Judah in Jerusalem doing what was right in the sight of God.
There is no biography for Achim in the Bible. The only Achim mentioned was listed in the lineage of Jesus Christ at: (Matthew 1:14-16) 14 A′zor became father to Za′dok; Za′dok became father to A′chim; A′chim became father to E·li′ud; 15 E·li′ud became father to El·e·a′zar; El·e·a′zar became father to Mat′than; Mat′than became father to Jacob; 16 Jacob became father to Joseph the husband of Mary, of whom Jesus was born, who is called Christ.
Protestants use a Bible with 39 books in the Old Testament.