In response to Mary's question how she, a virgin, could bear a child, Gabriel points to the miracle of Mary's relative, Elizabeth, who «has also conceived a son in her old age; and she who was called barren is now in her sixth month. (firstthings.com)
She is going to have a son in her old age, even though she was barren. (redeeminggod.com)
Now indeed, Elizabeth your relative has also conceived a son in her old age; and this is now the sixth month for her who was called barren. (redeeminggod.com)