King James Version
Through faith also Sara herself received strength to conceive seed, and was delivered of a child when she was past age, because she judged him faithful who had promised.English Standard Version
By faith Sarah herself received power to conceive, even when she was past the age, since she considered him faithful who had promised.New International Version
By faith Abraham, even though he was past age--and Sarah herself was barren--was enabled to become a father because he considered him faithful who had made the promise.