Proverbs 5:3
For the lips of the strange woman will drip honey, and smoother than oil is her mouth.
Psalm 55:21
The {buttery words} of his mouth were smooth, but [there was] battle in his heart. His words were smoother than oil, but they [were] drawn swords.
Proverbs 2:16
[in order] to deliver you from a strange woman, from a foreign woman [who] flatters [with] her sayings,
Proverbs 6:24
[in order] to preserve you from an evil woman, from the smoothness of [the] tongue of {an adulteress}.
Proverbs 7:5
[In order] to guard yourself from {an adulteress}, from the foreigner who {makes her words smooth}.
Proverbs 7:21
She persuades him with the greatness of her teachings; with her smooth lips she compels him.
Revelation 17:2-6
with whom the kings of the earth committed sexual immorality, and those who live on the earth became drunk with the wine of her sexual immorality."