Romans 11:21

for if God spared not the natural branches, neither will he spare thee.

Jeremiah 25:29

For, lo, I begin to work evil at the city which is called by my name; and should ye be utterly unpunished? Ye shall not be unpunished; for I will call for a sword upon all the inhabitants of the earth, saith Jehovah of hosts.

Jeremiah 49:12

For thus saith Jehovah: Behold, they to whom it pertained not to drink of the cup shall assuredly drink; and art thou he that shall altogether go unpunished? thou shalt not go unpunished, but thou shalt surely drink.

Romans 8:32

He that spared not his own Son, but delivered him up for us all, how shall he not also with him freely give us all things?

Romans 11:17

But if some of the branches were broken off, and thou, being a wild olive, wast grafted in among them, and didst become partaker with them of the root of the fatness of the olive tree;

Romans 11:19

Thou wilt say then, Branches were broken off, that I might be grafted in.

1 Corinthians 10:1-12

For I would not, brethren, have you ignorant, that our fathers were all under the cloud, and all passed through the sea;

2 Peter 2:4-9

For if God spared not angels when they sinned, but cast them down to hell, and committed them to pits of darkness, to be reserved unto judgment;

Jude 1:5

Now I desire to put you in remembrance, though ye know all things once for all, that the Lord, having saved a people out of the land of Egypt, afterward destroyed them that believed not.

Treasury of Scripture Knowledge

Summary

For if God spared not the natural branches, take heed lest he also spare not thee.

Bible References

If god

Romans 11:17
But if some of the branches were broken off, and thou, being a wild olive, wast grafted in among them, and didst become partaker with them of the root of the fatness of the olive tree;
Romans 8:32
He that spared not his own Son, but delivered him up for us all, how shall he not also with him freely give us all things?
Jeremiah 25:29
For, lo, I begin to work evil at the city which is called by my name; and should ye be utterly unpunished? Ye shall not be unpunished; for I will call for a sword upon all the inhabitants of the earth, saith Jehovah of hosts.
Jeremiah 49:12
For thus saith Jehovah: Behold, they to whom it pertained not to drink of the cup shall assuredly drink; and art thou he that shall altogether go unpunished? thou shalt not go unpunished, but thou shalt surely drink.
1 Corinthians 10:1
For I would not, brethren, have you ignorant, that our fathers were all under the cloud, and all passed through the sea;
2 Peter 2:4
For if God spared not angels when they sinned, but cast them down to hell, and committed them to pits of darkness, to be reserved unto judgment;
Jude 1:5
Now I desire to put you in remembrance, though ye know all things once for all, that the Lord, having saved a people out of the land of Egypt, afterward destroyed them that believed not.

American Standard Version Public Domain