Saint Mark 6:7-13 

Jesus summoned the Twelve and began to send them out two by two and gave them authority over unclean spirits. He instructed them to take nothing for the journey but a walking stick: no food, no sack, no money in their belts. They were, however, to wear sandals but not a second tunic. 

He said to them, “Wherever you enter a house, stay there until you leave from there…