Ezra 8:15-20

ASV_Strongs(i)
  15 H6908 And I gathered them together H5104 to the river H935 that runneth H163 to Ahava; H2583 and there we encamped H7969 three H3117 days: H995 and I viewed H5971 the people, H3548 and the priests, H4672 and found H1121 there none of the sons H3878 of Levi.
  16 H7971 Then sent H461 I for Eliezer, H740 for Ariel, H8098 for Shemaiah, H494 and for Elnathan, H3402 and for Jarib, H494 and for Elnathan, H5416 and for Nathan, H2148 and for Zechariah, H4918 and for Meshullam, H7218 chief men; H3114 also for Joiarib, H494 and for Elnathan, H995 who were teachers.
  17 H6680 And I sent H3318 them forth H112 unto Iddo H7218 the chief H4725 at the place H3703 Casiphia; H7760 and I told H1697 them what H1696 they should say H112 unto Iddo, H251 and his brethren H5411 the Nethinim, H4725 at the place H3703 Casiphia, H935 that they should bring H8334 unto us ministers H1004 for the house H430 of our God.
  18 H2896 And according to the good H3027 hand H430 of our God H935 upon us they brought H376 us a man H7922 of discretion, H1121 of the sons H4249 of Mahli, H1121 the son H3878 of Levi, H1121 the son H3478 of Israel; H8274 and Sherebiah, H1121 with his sons H251 and his brethren, H8083 eighteen;
  19 H2811 and Hashabiah, H3470 and with him Jeshaiah H1121 of the sons H4847 of Merari, H251 his brethren H1121 and their sons, H6242 twenty;
  20 H5411 and of the Nethinim, H1732 whom David H8269 and the princes H5414 had given H5656 for the service H3881 of the Levites, H3967 two hundred H6242 and twenty H5411 Nethinim: H5344 all of them were mentioned H8034 by name.