Numbers 23:19

God [is] not a man, that he should lie, nor a son of humankind, that he should change his mind. Has he said, and will he not do [it]? And has he spoken, and will he not fulfill it

1 Samuel 15:29

Moreover, the Glory of Israel will not break faith and will not regret, for he [is] not a human that he should regret."

Malachi 3:6

"For I, Yahweh, have not changed, and you, O children of Jacob, have not perished.

James 1:17

Every good gift and every perfect gift is from above, coming down from the Father of lights, with whom there is no variation or shadow of change.

Titus 1:2

in the hope of eternal life which God, who does not lie, promised before eternal ages,

Romans 11:29

For the gifts and the calling of God [are] irrevocable.

Hebrews 6:18

in order that through two unchangeable things, in which [it is] impossible for God to lie, we who have taken refuge may have powerful encouragement to hold fast to the hope set before [us],

1 Chronicles 17:17

And this was a small [matter] in your eyes, O God. And you have spoken concerning the house of your servant for a long [time] and have shown me {future generations to come}, O Yahweh God.

Psalm 89:35

Once I have sworn by my holiness, 'I will surely not lie to David,

Hosea 11:9

{I will not execute} {my fierce anger}, I will not again destroy Ephraim; because I [am] God and not a mortal, [the] Holy [One] in your midst; and I will not come in wrath.

Micah 7:20

You will show faithfulness to Jacob, and loyal love to Abraham, as you have sworn to our ancestors from the days of old.

Habakkuk 2:3

For [there is] yet a vision for the appointed time; it will give witness to the end, and it will not lie. If it tarries, wait for it, for it will surely come and not delay.

Luke 21:33

Heaven and earth will pass away, but my words will never pass away.

Treasury of Scripture Knowledge

Summary

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 spoken, and shall he not make it good?

Bible References

Or hath he

1 Chronicles 17:17
And this was a small [matter] in your eyes, O God. And you have spoken concerning the house of your servant for a long [time] and have shown me {future generations to come}, O Yahweh God.
Micah 7:20
You will show faithfulness to Jacob, and loyal love to Abraham, as you have sworn to our ancestors from the days of old.

General references

Joshua 21:45
And {nothing failed from} all the good things that Yahweh promised to the house of Israel; {everything came to pass}.
Daniel 4:28
{All this happened} to Nebuchadnezzar the king.
Luke 1:57
Now the time came for Elizabeth that she should give birth, and she gave birth to a son.
Acts 15:18
known from of old.'
Romans 11:29
For the gifts and the calling of God [are] irrevocable.