John 7:17
If anyone [really] desires to do what God wants, he will know whether my teaching comes from God or whether I am speaking on my own authority [only].
John 17:8
because I have given them the message you gave me, and they accepted it. They [also] knew for certain that I came from you, and they believed that you sent me.
Acts 20:27
For I held nothing back in declaring to you the entire message of God.
1 Corinthians 4:4
For I am not aware of anything [wrong] against myself, but that does not make me right. But the One who judges me is the Lord.
1 Corinthians 11:23
For I received from the Lord what I also handed on to you: On the night the Lord Jesus was turned over [to the Jewish authorities] He took bread,
Hebrews 3:5-6
Now Moses was a faithful servant among all of [those belonging to] God's household [i.e., the Israelites], as [one who gave] testimony about the things which [were to be] spoken [by him],