Proverbs 26:25
when he speaks fair, do not believe him, for there are seven abominations in his heart.
Psalm 28:3
Do not catch me away with the wicked, and with the workers of iniquity, who speak peace to their neighbours, but evil is in their hearts.
Psalm 12:2
Each one speaks vanity with his neighbour: they speak with flattering lips and with a double heart.
Proverbs 6:16-19
These six things does the LORD hate: yea, seven are an abomination unto him:
Jeremiah 9:2-8
Oh that I had in the wilderness a lodging place of wayfaring men that I might leave my people and go from them! for they are all adulterers, a congregation of rebels.
Jeremiah 12:6
For even thy brethren, and the house of thy father, even they have dealt treacherously with thee, even they have raised their voice after thee, O congregation; do not believe them, when they speak fair words unto thee.
Micah 7:5
Do not believe in a friend, do not trust in a prince; from her that lies at thy side, take care, open not thy mouth.
Matthew 24:23
Then if any man shall say unto you, Behold, here is the Christ, or there, believe it not.