KJV:
Also we certify you, that touching any of the priests and Levites, singers, porters, Nethinims, or ministers of this house of God, it shall not be lawful to impose toll, tribute, or custom, upon them.
NASB:
"We also inform you that it is not allowed to impose tax, tribute or toll on any of the priests, Levites, singers, doorkeepers, Nethinim or servants of this house of God.