Numbers 23:19
God is not a man, that He should lie, or a son of man, that He should change His mind. Does He speak and not act? Does He promise and not fulfill?

Proverbs 10:24
What the wicked dreads will overtake him, but the desire of the righteous will be granted.

Zechariah 1:6
But did not My words and My statutes, which I commanded My servants the prophets, overtake your forefathers? They repented and said, 'Just as the LORD of Hosts purposed to do to us according to our ways and deeds, so He has done to us.'"

Matthew 24:35
Heaven and earth will pass away, but My words will never pass away.