All these things cease to exist when they are used. Such rules are human commandments and teachings.
which all are to perish with the using;) after the commandments and doctrines of men?
Referring to things all of which perish with being used. To do this is to follow human precepts and doctrines. [Isa. 29:13.]
(all which things are to perish with the using), after the precepts and doctrines of men?
which all lead to destruction by their very use, in accord with the precepts and doctrines of men.