Romans 1:18

For God's anger is being revealed from Heaven against all impiety and against the iniquity of men who through iniquity suppress the truth. God is angry:

Ephesians 5:6

Let no one deceive you with empty words, for it is on account of these very sins that God's anger is coming upon the disobedient.

Matthew 3:7

But when he saw many of the Pharisees and Sadducees coming for baptism, he exclaimed, "O vipers' brood, who has warned you to flee from the coming wrath?

Romans 2:5

The fact is that in the stubbornness of your impenitent heart you are treasuring up against yourself anger on the day of Anger--the day when the righteousness of God's judgements will stand revealed.

1 Timothy 2:6

who gave Himself as the redemption price for all--a fact testified to at its own appointed time,

Hebrews 2:3

how shall *we* escape if we are indifferent to a salvation as great as that now offered to us? This, after having first of all been announced by the Lord Himself, had its truth made sure to us by those who heard Him,

Treasury of Scripture Knowledge

Summary

Because there is wrath, beware lest he take thee away with his stroke: then a great ransom cannot deliver thee.

Bible References

Because

Matthew 3:7
But when he saw many of the Pharisees and Sadducees coming for baptism, he exclaimed, "O vipers' brood, who has warned you to flee from the coming wrath?
Romans 1:18
For God's anger is being revealed from Heaven against all impiety and against the iniquity of men who through iniquity suppress the truth. God is angry:
Romans 2:5
The fact is that in the stubbornness of your impenitent heart you are treasuring up against yourself anger on the day of Anger--the day when the righteousness of God's judgements will stand revealed.
Ephesians 5:6
Let no one deceive you with empty words, for it is on account of these very sins that God's anger is coming upon the disobedient.

Then

1 Timothy 2:6
who gave Himself as the redemption price for all--a fact testified to at its own appointed time,
Hebrews 2:3
how shall *we* escape if we are indifferent to a salvation as great as that now offered to us? This, after having first of all been announced by the Lord Himself, had its truth made sure to us by those who heard Him,