Job 33:3

My words shall be of the uprightness of my heart: and my lips shall utter knowledge clearly.
— Job 33:3, King James Version

In other translations

World English Bible (WEB)

My words shall utter the uprightness of my heart; That which my lips know they shall speak sincerely.

American Standard Version (ASV)

My wordsshall utterthe uprightness of my heart; And that which my lips know they shall speak sincerely.

Young's Literal Translation (YLT)

Of the uprightness of my heart <FI>are<Fi> my sayings, And knowledge have my lips clearly spoken.