Ezra 6:20

WEB_Strongs(i)
  20 H3548 For the priests H3881 and the Levites H2891 had purified H259 themselves together; H2889 all of them were pure: H7819 and they killed H6453 the Passover H1121 for all the children H1473 of the captivity, H251 and for their brothers H3548 the priests, and for themselves.