Proverbs 25:14 in the King James Version
Whoso boasteth himself of a false gift is like clouds and wind without rain.
Context
13 As the cold of snow in the time of harvest, so is a faithful messenger to those who send him; for he refreshes the soul of his masters.
14 As clouds and wind without rain, so is he who boasts of gifts deceptively.
15 By patience a ruler is persuaded. A soft tongue breaks the bone.