John 10:1 Verily, verily, I say unto you, He that entereth not by the door into the sheepfold, but climbeth up some other way, the same is a thief and a robber.
Jesus was on to these criminal invaders way back.
And Jerusalem had a big ‘ol wall also!
John 10:1. That was the second verse I memorized — after John 3:16, of course. At that time I didn’t realize how it would become America specific six decades later.