Galatians 2:15

[I went on to say] “We are Jews by birth and not sinners from among the Gentiles;

Ephesians 2:3

Among these [unbelievers] we all once lived in the passions of our flesh [our behavior governed by the sinful self], indulging the desires of human nature [without the Holy Spirit] and [the impulses] of the [sinful] mind. We were, by nature, children [under the sentence] of [God’s] wrath, just like the rest [of mankind].

1 Samuel 15:18

and the Lord sent you on a mission, and said, ‘Go, totally destroy the sinners, the Amalekites, and fight against them until they are eliminated.’

Matthew 3:7-9

But when he saw many of the Pharisees and Sadducees coming for baptism, he said to them, “You brood of vipers, who warned you to flee from the [divine] wrath and judgment to come?

Matthew 9:11

When the Pharisees saw this, they asked His disciples, “Why does your Master eat with tax collectors and sinners?”

Mark 7:26-28

Now the woman was a Gentile (Greek), a Syrophoenician by nationality. And she kept pleading with Him to drive the demon out of her daughter.

John 8:39-41

They answered, “Abraham is our father.” Jesus said to them, “If you are [truly] Abraham’s children, then do the works of Abraham and follow his example.

Acts 22:21

And the Lord said to me, ‘Go, I will send you far away to the Gentiles.’”

Romans 3:9

Well then, are we [Jews] better off than they? Not at all; for we have already charged that both Jews and Greeks (Gentiles) are under the control of sin and subject to its power.

Romans 4:16

Therefore, [inheriting] the promise depends entirely on faith [that is, confident trust in the unseen God], in order that it may be given as an act of grace [His unmerited favor and mercy], so that the promise will be [legally] guaranteed to all the descendants [of Abraham]—not only for those [Jewish believers] who keep the Law, but also for those [Gentile believers] who share the faith of Abraham, who is the [spiritual] father of us all—

Ephesians 2:11-12

Therefore, remember that at one time you Gentiles by birth, who are called “Uncircumcision” by those who called themselves “Circumcision,” [itself a mere mark] which is made in the flesh by human hands—

Philippians 3:4

though I myself might have [some grounds for] confidence in the flesh [if I were pursuing salvation by works]. If anyone else thinks that he has reason to be confident in the flesh [that is, in his own efforts to achieve salvation], I have far more:

Titus 3:3

For we too once were foolish, disobedient, deceived, enslaved to various sinful desires and pleasures, spending and wasting our life in malice and envy, hateful, hating one another.

Treasury of Scripture Knowledge

Summary

We who are Jews by nature, and not sinners of the Gentiles,

Bible References

Jews

Matthew 3:7
But when he saw many of the Pharisees and Sadducees coming for baptism, he said to them, “You brood of vipers, who warned you to flee from the [divine] wrath and judgment to come?
John 8:39
They answered, “Abraham is our father.” Jesus said to them, “If you are [truly] Abraham’s children, then do the works of Abraham and follow his example.
Romans 4:16
Therefore, [inheriting] the promise depends entirely on faith [that is, confident trust in the unseen God], in order that it may be given as an act of grace [His unmerited favor and mercy], so that the promise will be [legally] guaranteed to all the descendants [of Abraham]—not only for those [Jewish believers] who keep the Law, but also for those [Gentile believers] who share the faith of Abraham, who is the [spiritual] father of us all—
Ephesians 2:3
Among these [unbelievers] we all once lived in the passions of our flesh [our behavior governed by the sinful self], indulging the desires of human nature [without the Holy Spirit] and [the impulses] of the [sinful] mind. We were, by nature, children [under the sentence] of [God’s] wrath, just like the rest [of mankind].

Sinners

Matthew 9:11
When the Pharisees saw this, they asked His disciples, “Why does your Master eat with tax collectors and sinners?”
Mark 7:26
Now the woman was a Gentile (Greek), a Syrophoenician by nationality. And she kept pleading with Him to drive the demon out of her daughter.
Acts 22:21
And the Lord said to me, ‘Go, I will send you far away to the Gentiles.’”
Romans 3:9
Well then, are we [Jews] better off than they? Not at all; for we have already charged that both Jews and Greeks (Gentiles) are under the control of sin and subject to its power.
Ephesians 2:11
Therefore, remember that at one time you Gentiles by birth, who are called “Uncircumcision” by those who called themselves “Circumcision,” [itself a mere mark] which is made in the flesh by human hands—
Titus 3:3
For we too once were foolish, disobedient, deceived, enslaved to various sinful desires and pleasures, spending and wasting our life in malice and envy, hateful, hating one another.

General references

Romans 3:30
since indeed it is one [and the same] God who will justify the circumcised by faith [which began with Abraham] and the uncircumcised through [their newly acquired] faith.
Galatians 2:18
For if I [or anyone else should] rebuild [through word or by practice] what I once tore down [the belief that observing the Law is essential for salvation], I prove myself to be a transgressor.
Philippians 3:7
But whatever former things were gains to me [as I thought then], these things [once regarded as advancements in merit] I have come to consider as loss [absolutely worthless] for the sake of Christ [and the purpose which He has given my life].