Galatians 2:15

Although we are Jews by natural birth, and not sinful Gentiles [who do not have a relationship with God],

Ephesians 2:3

All of us [Jews] also once lived among such people, fulfilling the improper cravings of our physical being and doing what our bodies and minds desired. In this natural [unconverted] state we were deserving of [God's] wrath, just like the rest [of mankind].

Matthew 3:7-9

But when he saw many of the Pharisees and Sadducees coming to be immersed, John said to them, "You children of snakes, who warned you to run away from the coming wrath [of God]?

Matthew 9:11

And when the Pharisees saw this they said to His disciples, "Why does your teacher eat with tax collectors and worldly people?"

Mark 7:26-28

Now the woman was a Greek [i.e., a Gentile], a Syrophoenician by nationality. [Note: This was a region just north of Galilee and consisted of Syria and Phoenicia]. She begged Him to drive out the evil spirit from her daughter.

John 8:39-41

They answered Him, "Our forefather was Abraham." Jesus replied to them, "If you were Abraham's descendants, you would do the [kinds of] deeds that Abraham did.

Acts 22:21

Then the Lord said to me, 'Go, for I will send you far away from here to the Gentiles.' "

Romans 3:9

What then? Are we [Jews] any better off [than those Gentiles]? No, not at all, for we have already charged that both Jews and Greeks [i.e., Gentiles] alike are under [the power of] sin,

Romans 4:16

For this reason, the promise [i.e., of being made right with God] comes through faith [in God], according to His unearned favor, so that it may be [given] with certainty to all of Abraham's descendants. The promise is given not only to those [who live] under the law [i.e., the Jews], but also to [all] those [who live] by faith, like Abraham. Abraham is the [spiritual] father of all of us [believers],

Ephesians 2:11-12

So, you Gentiles by birth should remember what you once were. You are called "Uncircumcision" by those who are called "Circumcision" [i.e., the Jews], (which refers to a physical procedure performed by people).

Philippians 3:4

However I, myself, have [reasons for such] confidence in the flesh. [But] if any other person has [reasons for placing] confidence in the flesh, I have more [reasons].

Titus 3:3

For we [Christians] were also once foolish, disobedient, deceived, enslaved to various kinds of [evil] desires and [sinful] pleasures. [We used to] live in malice and envy, hating people and being hated by them.

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 to be immersed, John said to them, "You children of snakes, who warned you to run away from the coming wrath [of God]?
John 8:39
They answered Him, "Our forefather was Abraham." Jesus replied to them, "If you were Abraham's descendants, you would do the [kinds of] deeds that Abraham did.
Romans 4:16
For this reason, the promise [i.e., of being made right with God] comes through faith [in God], according to His unearned favor, so that it may be [given] with certainty to all of Abraham's descendants. The promise is given not only to those [who live] under the law [i.e., the Jews], but also to [all] those [who live] by faith, like Abraham. Abraham is the [spiritual] father of all of us [believers],
Ephesians 2:3
All of us [Jews] also once lived among such people, fulfilling the improper cravings of our physical being and doing what our bodies and minds desired. In this natural [unconverted] state we were deserving of [God's] wrath, just like the rest [of mankind].

Sinners

Matthew 9:11
And when the Pharisees saw this they said to His disciples, "Why does your teacher eat with tax collectors and worldly people?"
Mark 7:26
Now the woman was a Greek [i.e., a Gentile], a Syrophoenician by nationality. [Note: This was a region just north of Galilee and consisted of Syria and Phoenicia]. She begged Him to drive out the evil spirit from her daughter.
Acts 22:21
Then the Lord said to me, 'Go, for I will send you far away from here to the Gentiles.' "
Romans 3:9
What then? Are we [Jews] any better off [than those Gentiles]? No, not at all, for we have already charged that both Jews and Greeks [i.e., Gentiles] alike are under [the power of] sin,
Ephesians 2:11
So, you Gentiles by birth should remember what you once were. You are called "Uncircumcision" by those who are called "Circumcision" [i.e., the Jews], (which refers to a physical procedure performed by people).
Titus 3:3
For we [Christians] were also once foolish, disobedient, deceived, enslaved to various kinds of [evil] desires and [sinful] pleasures. [We used to] live in malice and envy, hating people and being hated by them.

General references

Romans 3:30
since there is [only] one God, who makes the circumcised ones [i.e., the Jews] right with Him by faith [in Christ] and the uncircumcised ones [i.e., the Gentiles] through faith [in Christ].
Galatians 2:18
For if I try to build up again what I had already destroyed [i.e., by returning to depend on compliance with the law of Moses to become right with God, after having rejected this system by trusting in Christ to save me], I would certainly be guilty of sin.
Philippians 3:7
However, those things which were [once regarded as] gain to me, I have [now] considered to be loss for [the sake of] Christ.