Numbers 18:3

CKJV_Strongs(i)
  3 H8104 And they shall keep H4931 your charge, H4931 and the charge H168 of all the tabernacle: H7126 only they shall not come near H3627 the vessels H6944 of the sanctuary H4196 and the altar, H4191 that neither they, nor you also, die.