Psalms 49:3

My mouth shall speak of wisdom; and the meditation of my heart shall be of understanding.
— Psalms 49:3, King James Version

In other translations

World English Bible (WEB)

My mouth will speak words of wisdom. My heart shall utter understanding.

American Standard Version (ASV)

My mouth shall speak wisdom; And the meditation of my heart shall be of understanding.

Young's Literal Translation (YLT)

My mouth speaketh wise things, And the meditations of my heart <FI>are<Fi> things of understanding.