Isaiah 1:20

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

Isaiah 40:5

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

Isaiah 58:14

Then shalt thou delight thyself in the LORD; and I will cause thee to ride upon the high places of the earth, and feed thee with the heritage of Jacob thy father: for the mouth of the LORD hath spoken it.

Numbers 23:19

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

Titus 1:2

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

Leviticus 26:33

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

1 Samuel 12:25

But if ye shall still do wickedly, ye will be consumed, both ye 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 chief of the priests, and the people, transgressed very much after all the abominations of the heathen; and polluted the house of the LORD which he had hallowed in Jerusalem.

Isaiah 3:11

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

Isaiah 3:25

Thy men shall fall by the sword, and thy mighty in the war.

Isaiah 65:12

Therefore will I number you to the sword, and ye shall all bow down to the slaughter: because when I called, ye did not answer; when I spoke, ye 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 to the wicked! it shall be ill with him: for the reward of his hands shall be given him.
1 Samuel 12:25
But if ye shall still do wickedly, ye will be consumed, both ye and your king.
2 Chronicles 36:14
Moreover, all the chief of the priests, and the people, transgressed very much after all the abominations of the heathen; 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 together shall see it: for the mouth of the LORD hath spoken it.
Isaiah 58:14
Then shalt thou delight thyself in the LORD; and I will cause thee to ride upon the high places of the earth, and feed thee with the heritage of Jacob thy father: for the mouth of the LORD hath spoken it.
Leviticus 26:33
And I will scatter you among the heathen, 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: hath he said, and shall he not do it? or hath he spoke, 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 world began;

General references

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