Hosea 12:13 NKJV 

By a prophet the LORD brought Israel out of Egypt, And by a prophet he was preserved.

Amos 3:7 NKJV 

Surely the Lord GOD does nothing, Unless He reveals His secret to His servants the prophets.

Ezra 6:14 NKJV 

So the elders of the Jews built, and they prospered through the prophesying of Haggai the prophet and Zechariah the son of Iddo. And they built and finished it, according to the commandment of the God of Israel, and according to the command of Cyrus, Darius, and Artaxerxes king of Persia.

Ezekiel 37:3 NKJV 

And He said to me, "Son of man, can these bones live?" So I answered, "O Lord GOD, You know."