לֹא־נָאוָ֣ה לְנָבָ֣ל שְׂפַת־יֶ֑תֶר אַ֝֗ף כִּֽי־לְנָדִ֥יב שְׂפַת־שָֽׁקֶר׃
Overbearing speech becometh not a churl; Much less do lying lips a prince.
Rashi on Proverbs
surely not lying speech a generous one And surely, lying speech does not befit a generous one.