KJV : The heart <03820> of the wise <02450> teacheth <07919> (8686) his mouth <06310>, and addeth <03254> (8686) learning <03948> to his lips <08193>. {teacheth: Heb. maketh wise}NASB : The heart of the wise instructs his mouth And adds persuasiveness to his lips.NASB# : The heart<3820> of the wise<2450> instructs<7919> his mouth<6310> And adds<3254> persuasiveness<3948> to his lips<8193>.