Mark 6:11
“And whosoever shall not receive you, nor hear you, when ye depart thence, shake off the dust under your feet for a testimony against them. Verily I say unto you, It shall be more tolerable for Sodom and Gomorrha in the day of judgment, than for that city.”
But be shod with sandals; and not put on two coats.
And he said unto them, In what place soever ye enter into an house, there abide till ye depart from that place.
And whosoever shall not receive you, nor hear you, when ye depart thence, shake off the dust under your feet for a testimony against them. Verily I say unto you, It shall be more tolerable for Sodom and Gomorrha in the day of judgment, than for that city.
And they went out, and preached that men should repent.
And they cast out many devils, and anointed with oil many that were sick, and healed them.
Counter-Arguments
The strongest case that this verse does not belong in this theme.

Cross-References
“And whosoever shall not receive you, nor hear your words, when ye depart out of that house or city, shake off the dust of your feet.”
“And when they opposed themselves, and blasphemed, he shook his raiment, and said unto them, Your blood be upon your own heads; I am clean: from henceforth I will go unto the Gentiles.”
“But into whatsoever city ye enter, and they receive you not, go your ways out into the streets of the same, and say,”
“And whosoever will not receive you, when ye go out of that city, shake off the very dust from your feet for a testimony against them.”
“And whosoever shall not receive you, nor hear your words, when ye depart out of that house or city, shake off the dust of your feet.”