GOD'S WORD® Translation
Those who speak their own thoughts are looking for their own glory. But the man who wants to bring glory to the one who sent him is a true teacher and doesn't have dishonest motives.

American Standard Version
He that speaketh from himself seeketh his own glory: but he that seeketh the glory of him that sent him, the same is true, and no unrighteousness is in him.

Berean Study Bible
He who speaks on his own authority seeks his own glory, but He who seeks the glory of the One who sent Him is a man of truth; in Him there is no falsehood.

Douay-Rheims Bible
He that speaketh of himself, seeketh his own glory: but he that seeketh the glory of him that sent him, he is true, and there is no injustice in him.

English Revised Version
He that speaketh from himself seeketh his own glory: but he that seeketh the glory of him that sent him, the same is true, and no unrighteousness is in him.

King James Bible
He that speaketh of himself seeketh his own glory: but he that seeketh his glory that sent him, the same is true, and no unrighteousness is in him.

World English Bible
He who speaks from himself seeks his own glory, but he who seeks the glory of him who sent him is true, and no unrighteousness is in him.

Young's Literal Translation
'He who is speaking from himself his own glory doth seek, but he who is seeking the glory of him who sent him, this one is true, and unrighteousness is not in him;

John 7:18 Additional Translations ...