New Revised Standard Version
The wise of heart is called perceptive, and pleasant speech increases persuasiveness.

Contemporary English Version
Good judgment proves that you are wise, and if you speak kindly, you can teach others.

New American Bible
The wise of heart is esteemed for discernment, and pleasing speech gains a reputation for learning.

Douay-Rheims Bible
The wise in heart shall be called prudent: and he that is sweet in words, shall attain to greater things.

The wise in heart shall be called prudent: and he that is sweet in words, shall attain to greater things.

wise

Proverbs 16:23 The heart of the wise shall instruct his mouth: and shall add grace to his lips.

Proverbs 10:8 He that walketh sincerely, walketh confidently: but he that perverteth his ways, shall be manifest.

Proverbs 23:15 My son, if thy mind be wise, my heart shall rejoice with thee:

1 Kings 3:12 Behold I have done for thee according to thy words, and have given thee a wise and understanding heart, in so much that there hath been no one like thee before thee, nor shall arise after thee.

Romans 16:19 For your obedience is published in every place. I rejoice therefore in you. But I would have you to be wise in good and simple in evil.

James 3:17 But the wisdom that is from above, first indeed is chaste, then peaceable, modest, easy to be persuaded, consenting to the good, full of mercy and good fruits, without judging, without dissimulation.

the sweetness

Proverbs 16:24 Well ordered words are as a honeycomb: sweet to the soul, and health to the bones.

Proverbs 15:7 The lips of the wise shall disperse knowledge: the heart of fools shall be unlike.

Proverbs 27:9 Ointment and perfumes rejoice the heart: and the good counsels of a friend are sweet to the soul.

Psalm 45:2 Thou art beautiful above the sons of men: grace is poured abroad in thy lips; therefore hath God blessed thee for ever.

Ecclesiastes 12:10 He sought profitable words, and wrote words most right, and full of truth.

Isaiah 50:4 The Lord hath given me a learned tongue, that I should know how to uphold by word him that is weary: he wakeneth in the morning, in the morning he wakeneth my ear, that I may hear him as a master.

Luke 4:22 And all gave testimony to him. And they wondered at the words of grace that proceeded from his mouth. And they said: Is not this the son of Joseph?

John 7:46 The ministers answered: Never did man speak like this man.