The father of a righteous child has great joy; a man who fathers a wise son rejoices in him. (NIV)
The father of the [uncompromisingly] righteous (the upright, in right standing with God) shall greatly rejoice, and he who becomes the father of a wise child shall have joy in him. (AMP)
The father of the righteous shall greatly rejoice: and he that begetteth a wise child shall have joy of him. (KJV)