the very dust # 42_LUK_09_05 # 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. 
the very dust # 42_LUK_10_11 # Even the very dust of your city, which cleaveth on us, we do wipe off against you: notwithstanding be ye sure of this, that the kingdom of God is come nigh unto you.