Numbers 3:6-13

Webster_Strongs(i)
  6 H7126 0 Bring H4294 the tribe H3878 of Levi H7126 [H8685] near H5975 [H8689] , and present H6440 them before H175 Aaron H3548 the priest H8334 [H8765] , that they may minister to him.
  7 H8104 [H8804] And they shall keep H4931 his charge H4931 , and the charge H5712 of the whole congregation H6440 before H168 the tabernacle H4150 of the congregation H5647 [H8800] , to do H5656 the service H4908 of the tabernacle.
  8 H8104 [H8804] And they shall keep H3627 all the instruments H168 of the tabernacle H4150 of the congregation H4931 , and the charge H1121 of the children H3478 of Israel H5647 [H8800] , to do H5656 the service H4908 of the tabernacle.
  9 H5414 [H8804] And thou shalt give H3881 the Levites H175 to Aaron H1121 and to his sons H5414 [H8803] : they are wholly given H1121 to him out of the children H3478 of Israel.
  10 H6485 [H8799] And thou shalt appoint H175 Aaron H1121 and his sons H8104 [H8804] , and they shall wait on H3550 their priest's office H2114 [H8801] : and the stranger H7131 that cometh near H4191 [H8714] shall be put to death.
  11 H3068 And the LORD H1696 [H8762] spoke H4872 to Moses H559 [H8800] , saying,
  12 H3947 [H8804] And I, behold, I have taken H3881 the Levites H8432 from among H1121 the children H3478 of Israel H1060 instead of all the firstborn H6363 that openeth H7358 the womb H1121 among the children H3478 of Israel H3881 : therefore the Levites shall be mine;
  13 H1060 Because all the firstborn H3117 are mine; for on the day H5221 [H8687] that I smote H1060 all the firstborn H776 in the land H4714 of Egypt H6942 [H8689] I hallowed H1060 to me all the firstborn H3478 in Israel H120 , both man H929 and beast H3068 : mine they shall be: I am the LORD.