'Priests and Levites' in the Bible

And David said to all the assembly of Israel, If it seems good to you, and if it be of LORD our God, let us send abroad everywhere to our brothers who are left in all the land of Israel, with whom the priests and Levites are in the

And they did not departed from the commandment of the king to the priests and Levites concerning any matter, or concerning the treasures.

But many of the priests and Levites and heads of fathers, the old men who had seen the first house, when the foundation of this house was laid before their eyes, wept with a loud voice, and many shouted aloud for joy.

Also we certify to you, that concerning any of the priests and Levites, the singers, porters, Nethinim, or servants of this house of God, it shall not be lawful to impose tribute, custom, or toll, upon them.

And this is the testimony of John when the Jews sent forth priests and Levites from Jerusalem so that they might ask him, Who are thou?