The verse is actually 6:53, and if taken literally like as other "Verily, verily" statements, then besides excluding all who do not believe the Cath. Eucharist from being born of the Spirit, then this would mean that taking part in the Lord's supper was how souls were to be regenerated, which is nowhere seen or preached as interpretive of this statement, vs. believing the words of the gospel which are spirit and life, and thus living by them, which doing was how Christ lived. (Jn. 4:34; 6:57)
Go study this, by the grace of God.
Yes, my big thumb hit the wrong number on my keyboard and I didn’t catch it while reviewing—my apologies.
Your interpretation was not that of the early Christians, who had been taught by Christ, and who taught the next “generation” of followers. See the Didache, Chapter 10 (https://www.newadvent.org/fathers/0714.htm).
One must be both born of the Spirit through baptism *and* eat of His Body and drink of His Blood, and one must receive baptism first.