“They” refers to your enemies. “It” refers to malice.
Amazing how much the Word holds Truth about life. The sweeter the talk, the more one should be careful.
Enemies disguise themselves with their lips, but in their hearts they harbor deceit.25 Though their speech is charming, do not believe them,for seven abominations fill their hearts.
A helpful video (devotion) that distinguishes who your real friends are and who your enemies are, disguised in sheep’s clothing.