John 9, Jesus heals a blind man (on the Sabbath), spiritual blindness.

A map of Jerusalem today.

An areal view with the temple mound . The pool of Siloam is between point A and B

Here the formerly blind man says “I am.” The context determines if it refers to the eternal “I am” or just means ” I am”.

“Amazing Grace, how sweet the sound,
That saved a wretch like me….
I once was lost but now am found,
Was blind, but now, I see.”