enter into

Deuteronomy 23:1
No man with crushed or severed genitals may enter the assembly of the LORD.

Romans 3:29, 30
Is God the God of Jews only? Is He not the God of Gentiles too? Yes, of Gentiles too, . . .

Ephesians 2:12, 13
remember that at that time you were separate from Christ, alienated from the commonwealth of Israel, and strangers to the covenants of the promise, without hope and without God in the world. . . .

third generation

Deuteronomy 23:2, 3
No one of illegitimate birth may enter the assembly of the LORD, nor may any of his descendants, even to the tenth generation. . . .

Exodus 20:5, 6
You shall not bow down to them or worship them; for I, the LORD your God, am a jealous God, visiting the iniquity of the fathers on their children to the third and fourth generations of those who hate Me, . . .