Exodus 30:30

30:30 “You are to anoint Aaron and his sons and sanctify them, so that they may minister as my priests.

Exodus 31:10

31:10 the woven garments, the holy garments for Aaron the priest and the garments for his sons, to minister as priests,

tn The perfect tense with vav (ו) consecutive follows the imperfect of instruction; it may be equal to the instruction, but more likely shows the purpose or result of the act.