Exodus 4:8

-- and it hath come to pass, if they do not give credence to thee, and hearken not to the voice of the first sign, that they have given credence to the voice of the latter sign.

Exodus 4:30-31

and Aaron speaketh all the words which Jehovah hath spoken unto Moses, and doth the signs before the eyes of the people;

Deuteronomy 32:39

See ye, now, that I -- I am He, And there is no god with Me: I put to death, and I keep alive; I have smitten, and I heal; And there is not from My hand a deliverer,

2 Kings 5:7

And it cometh to pass, at the king of Israel's reading the letter, that he rendeth his garments, and saith, 'Am I God, to put to death and to keep alive, that this one is sending unto me to recover a man from his leprosy? for surely know, I pray you, and see, for he is presenting himself to me.'

Job 5:18

For He doth pain, and He bindeth up, He smiteth, and His hands heal.

Isaiah 28:10

For rule is on rule, rule on rule, line on line, line on line, A little here, a little there,

John 12:37

yet he having done so many signs before them, they were not believing in him,

Treasury of Scripture Knowledge

Summary

And it shall come to pass, if they will not believe thee, neither hearken to the voice of the first sign, that they will believe the voice of the latter sign.

General references

Bible References

If they

Exodus 4:30
and Aaron speaketh all the words which Jehovah hath spoken unto Moses, and doth the signs before the eyes of the people;
Isaiah 28:10
For rule is on rule, rule on rule, line on line, line on line, A little here, a little there,
John 12:37
yet he having done so many signs before them, they were not believing in him,

That they

Deuteronomy 32:39
See ye, now, that I -- I am He, And there is no god with Me: I put to death, and I keep alive; I have smitten, and I heal; And there is not from My hand a deliverer,
2 Kings 5:7
And it cometh to pass, at the king of Israel's reading the letter, that he rendeth his garments, and saith, 'Am I God, to put to death and to keep alive, that this one is sending unto me to recover a man from his leprosy? for surely know, I pray you, and see, for he is presenting himself to me.'
Job 5:18
For He doth pain, and He bindeth up, He smiteth, and His hands heal.

General references

1 Kings 13:3
And he hath given on that day a sign, saying, 'This is the sign that Jehovah hath spoken, Lo, the altar is rent, and the ashes poured forth that are on it.'