Ezra 8:20 in the King James Version
Also of the Nethinims, whom David and the princes had appointed for the service of the Levites, two hundred and twenty Nethinims: all of them were expressed by name.
Context
19 and Hashabiah, and with him Jeshaiah of the sons of Merari, his brothers and their sons, twenty;
20 and of the temple servants, whom David and the princes had given for the service of the Levites, two hundred twenty temple servants. All of them were mentioned by name.
21 Then I proclaimed a fast there at the river Ahava, that we might humble ourselves before our God, to seek from him a straight way for us, for our little ones, and for all our possessions.