Bible scholars have long wondered how old Isaac was when his father
Abraham took him up to the mountain top to offer him as a sacrifice.
Through careful study of the story as related in the Old Testament,
based on the following facts:
Therefore Issac's age, at this time, was greater than 8 years old.
Scholars also conclude that he was younger than 12 years old as
supported by the following fact:
If Issac had been older than twelve, he would have been a
teenager and it would not have been a sacrifice.