Titus 1:2

in the hope of eternal life, which God, who cannot lie, promised long ages ago,

Hebrews 2:1-3

Therefore we must pay more careful attention to what we have heard, lest we drift away from it.

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.

If ye refuse

For the mouth

Bible References

If ye refuse

Hebrews 2:1
Therefore we must pay more careful attention to what we have heard, lest we drift away from it.

For the mouth

Titus 1:2
in the hope of eternal life, which God, who cannot lie, promised long ages ago,