King James Version
And they shall come at no dead person to defile themselves: but for father, or for mother, or for son, or for daughter, for brother, or for sister that hath had no husband, they may defile themselves.English Standard Version
They shall not defile themselves by going near to a dead person. However, for father or mother, for son or daughter, for brother or unmarried sister they may defile themselves.New International Version
"'A priest must not defile himself by going near a dead person; however, if the dead person was his father or mother, son or daughter, brother or unmarried sister, then he may defile himself.