Most Relevant Verses
And said, Truly I say to you, unless you repent (change, turn about) and become like little children [trusting, lowly, loving, forgiving], you can never enter the kingdom of heaven [at all].
He has blinded their eyes and hardened and benumbed their [callous, degenerated] hearts [He has made their minds dull], to keep them from seeing with their eyes and understanding with their hearts and minds and repenting and turning to Me to heal them.
So, being fitted out and sent on their way by the church, they went through both Phoenicia and Samaria telling of the conversion of the Gentiles (the heathen), and they caused great rejoicing among all the brethren.
He must not be a new convert, or he may [develop a beclouded and stupid state of mind] as the result of pride [be blinded by conceit, and] fall into the condemnation that the devil [once] did.