Now when Abram was ninety-nine years old, the LORD appeared to Abram and said to him, 'I am God Almighty; Walk before Me, and be blameless.
(New American Standard Bible)
And when Abram was ninety years old and nine, the LORD appeared to Abram, and said unto him, I am the Almighty God; walk before me, and be thou perfect.
(King James Version)