Matthew 18:3

3andκαὶsaidεἶπεν·TrulyἈμὴνI sayλέγωto youὑμῖν,ifἐὰνnotμὴyou turnστραφῆτεandκαὶbecomeγένησθεasὡςtheτὰlittle childrenπαιδία,noοὐnotμὴshall you enterεἰσέλθητεintoεἰςtheτὴνkingdomβασιλείανof theτῶνheavensοὐρανῶν.

and said, “Truly I say to you⁺, if you⁺ shall not be turned and become as the little children, you⁺ shall never enter into the kingdom of the heavens.