John 7:17
If any man desire to do his will, he shall know concerning the doctrine, whether it be of God, or whether I speak of myself.
John 17:8
for the instructions, which Thou gavest me, I have given to them: and they have received them, and have known of a truth that I came from Thee, and have believed that thou hast sent me.
Acts 20:27
For I have not failed to declare unto you all the counsel of God.
1 Corinthians 4:4
(for I am conscious to myself of nothing; though I am not hereby justified;) but He that judgeth me is the Lord.
1 Corinthians 11:23
For I received from the Lord, that which I also delivered unto you, that the Lord Jesus the same night in which He was betrayed took bread:
Hebrews 3:5-6
Now Moses was indeed faithful in all his house as a servant, for a testimony of the things which were to be spoken: