Mark 6:9 in the World English Bible
but to wear sandals, and not put on two tunics.
Context
8 And commanded them that they should take nothing for their journey, save a staff only; no scrip, no bread, no money in their purse:
9 But be shod with sandals; and not put on two coats.
10 And he said unto them, In what place soever ye enter into an house, there abide till ye depart from that place.