Isaiah 1:20

But if you refuse and rebel, you shall be devoured with the sword: for the mouth of the LORD has spoken it.

Isaiah 40:5

And the glory of the LORD shall be revealed, and all flesh shall see it together: for the mouth of the LORD has spoken it.

Isaiah 58:14

Then shall you delight yourself in the LORD; and I will cause you to ride upon the heights of the earth, and feed you with the heritage of Jacob your father: for the mouth of the LORD has spoken it.

Numbers 23:19

God is not a man, that he should lie; neither the son of man, that he should repent: has he said, and shall he not do it? or has he spoken, and shall he not make it good?

Micah 4:4

But they shall sit every man under his vine and under his fig tree; and none shall make them afraid: for the mouth of the LORD of hosts has spoken it.

Titus 1:2

In hope of eternal life, which God, who cannot lie, promised before the ages began;

Leviticus 26:33

And I will scatter you among the nations, and will draw out a sword after you: and your land shall be desolate, and your cities waste.

1 Samuel 12:25

But if you shall still do wickedly, you shall be consumed, both you and your king.

1 Samuel 15:29

And also the Strength of Israel will not lie nor repent: for he is not a man, that he should repent.

2 Chronicles 36:14-16

Moreover all the leaders of the priests, and the people, transgressed very much according to all the abominations of the nations; and polluted the house of the LORD which he had hallowed in Jerusalem.

Isaiah 3:11

Woe unto the wicked! it shall be ill with him: for the reward of his hands shall be done to him.

Isaiah 3:25

Your men shall fall by the sword, and your mighty men in the war.

Isaiah 65:12

Therefore will I number you to the sword, and you shall all bow down to the slaughter: because when I called, you did not answer; when I spoke, you did not hear; but did evil before my eyes, and did choose that in which I delighted not.

Hebrews 2:1-3

Therefore we ought to give the more earnest heed to the things which we have heard, lest at any time we should let them slip.

Treasury of Scripture Knowledge

Summary

But if ye refuse and rebel, ye shall be devoured with the sword: for the mouth of the LORD hath spoken it.

Bible References

If ye refuse

Isaiah 3:11
Woe unto the wicked! it shall be ill with him: for the reward of his hands shall be done to him.
1 Samuel 12:25
But if you shall still do wickedly, you shall be consumed, both you and your king.
2 Chronicles 36:14
Moreover all the leaders of the priests, and the people, transgressed very much according to all the abominations of the nations; and polluted the house of the LORD which he had hallowed in Jerusalem.
Hebrews 2:1
Therefore we ought to give the more earnest heed to the things which we have heard, lest at any time we should let them slip.

For the mouth

Isaiah 40:5
And the glory of the LORD shall be revealed, and all flesh shall see it together: for the mouth of the LORD has spoken it.
Isaiah 58:14
Then shall you delight yourself in the LORD; and I will cause you to ride upon the heights of the earth, and feed you with the heritage of Jacob your father: for the mouth of the LORD has spoken it.
Leviticus 26:33
And I will scatter you among the nations, and will draw out a sword after you: and your land shall be desolate, and your cities waste.
Numbers 23:19
God is not a man, that he should lie; neither the son of man, that he should repent: has he said, and shall he not do it? or has he spoken, and shall he not make it good?
1 Samuel 15:29
And also the Strength of Israel will not lie nor repent: for he is not a man, that he should repent.
Titus 1:2
In hope of eternal life, which God, who cannot lie, promised before the ages began;

General references

Exodus 9:2
For if you refuse to let them go, and will hold them still,
Leviticus 26:23
And if you will not be reformed by me by these things, but will walk contrary unto me;
Deuteronomy 11:28
And a curse, if you will not obey the commandments of the LORD your God, but turn aside out of the way which I command you this day, to go after other gods, which you have not known.
Deuteronomy 15:5
Only if you carefully hearken unto the voice of the LORD your God, to observe to do all these commandments which I command you this day.
Ezekiel 39:24
According to their uncleanness and according to their transgressions have I done unto them, and hidden my face from them.