Proverbs 27:6

27:6 Faithful are the wounds of a friend,

but the kisses of an enemy are excessive.

Proverbs 11:13

11:13 The one who goes about slandering others reveals secrets,

but the one who is trustworthy conceals a matter.

Proverbs 14:15

14:15 A naive person believes everything,

but the shrewd person discerns his steps.

Proverbs 25:13

25:13 Like the cold of snow in the time of harvest,

so is a faithful messenger to those who send him,

for he refreshes the heart of his masters.

Proverbs 26:25

26:25 When he speaks graciously, do not believe him,

for there are seven abominations within him.