Numbers 4:2-3

  2 H5375 Take [H8800]   H7218 the sum H1121 of the sons H6955 of Kohath H8432 from among H1121 the sons H3878 of Levi H4940 , after their families H1004 , by the house H1 of their fathers,

  3 H7970 From thirty H8141 years H1121 old H4605 and upward H2572 even until fifty H8141 years H1121 old H935 , all that enter [H8802]   H6635 into the host H6213 , to do [H8800]   H4399 the work H168 in the tabernacle H4150 of the congregation.