# The Levites must surround the king on all sides

"The Levites must surround the king on all sides in order to protect him"

# all sides, every man with his weapons in his hand

"all sides, and every temple guard should have his weapons and be ready to fight"

# Whoever comes into the house, let him be killed

"You must kill anyone except the temple guards and the priests who come into the temple" 

# when he comes in and when he goes out

"at all times" or "wherever he goes."