# He said to them

"Jesus said to the twelve" or "Before they left, Jesus said to them"

# Take nothing

"Do not take anything with you" or "Do not bring anything with you"

# staff

a large stick that people use for balance when climbing or walking on uneven ground, as well as for defense against people who might attack them

# wallet

a bag a traveler uses for carrying what he needs on a journey

# bread

This is here used as a general reference to "food."