Numbers 8:6-14

ASV_Strongs(i)
  6 H3947 Take H3881 the Levites H8432 from among H1121 the children H3478 of Israel, H2891 and cleanse them.
  7 H6213 And thus shalt thou do H2891 unto them, to cleanse H5137 them: sprinkle H4325 the water H2403 of expiation H8593 upon them, and let them cause a razor H1320 to pass over all their flesh, H3526 and let them wash H899 their clothes, H2891 and cleanse themselves.
  8 H3947 Then let them take H1121 a young H6499 bullock, H4503 and its meal-offering, H5560 fine flour H1101 mingled H8081 with oil; H8145 and another H1121 young H6499 bullock H3947 shalt thou take H2403 for a sin-offering.
  9 H7126 And thou shalt present H3881 the Levites H6440 before H168 the tent H4150 of meeting: H6950 and thou shalt assemble H6950 the whole H4150 congregation H1121 of the children H3478 of Israel:
  10 H7126 and thou shalt present H3881 the Levites H6440 before H3068 Jehovah. H1121 And the children H3478 of Israel H5564 shall lay H3027 their hands H3881 upon the Levites:
  11 H175 and Aaron H5130 shall offer H3881 the Levites H6440 before H3068 Jehovah H8573 for a wave-offering, H1121 on the behalf of the children H3478 of Israel, H5647 that it may be theirs to do H5656 the service H3068 of Jehovah.
  12 H3881 And the Levites H5564 shall lay H3027 their hands H7218 upon the heads H6499 of the bullocks: H6213 and offer H259 thou the one H2403 for a sin-offering, H259 and the other H2403 for a burnt-offering, H3068 unto Jehovah, H3722 to make atonement H3881 for the Levites.
  13 H5975 And thou shalt set H3881 the Levites H6440 before H175 Aaron, H6440 and before H1121 his sons, H5130 and offer H8573 them for a wave-offering H3068 unto Jehovah.
  14 H914 Thus shalt thou separate H3881 the Levites H8432 from among H1121 the children H3478 of Israel; H3881 and the Levites shall be mine.