Proverbs 22:11
"He that loveth pureness of heart, for the grace of his lips the king shall be his friend."
Cross References (ranked by relevance)
Blessed are the pure in heart: for they shall see God.
Righteous lips are the delight of kings; and they love him that speaketh right.
The king’s favour is toward a wise servant: but his wrath is against him that causeth shame.
Mine eyes shall be upon the faithful of the land, that they may dwell with me: he that walketh in a perfect way, he shall serve me.
Thou art fairer than the children of men: grace is poured into thy lips: therefore God hath blessed thee for ever.
For Mordecai the Jew was next unto king Ahasuerus, and great among the Jews, and accepted of the multitude of his brethren, seeking the wealth of his people, and speaking peace to all his seed.
And all bare him witness, and wondered at the gracious words which proceeded out of his mouth. And they said, Is not this Joseph’s son?
Then the king promoted Shadrach, Meshach, and Abednego, in the province of Babylon.