TSK · Genesis 17:24

¶ So Abram departed, as the LORD had spoken unto him; and Lot went with him: and Abram [was] seventy and five years old when he departed out of Haran.

Then Abraham fell upon his face, and laughed, and said in his heart, Shall [a child] be born unto him that is an hundred years old? and shall Sarah, that is ninety years old, bear?

And Abraham was an hundred years old, when his son Isaac was born unto him.

And being not weak in faith, he considered not his own body now dead, when he was about an hundred years old, neither yet the deadness of Sara's womb: