Do you have a problem with that?
Ever heard of a paraphrase? I guess not.
Still can't admit that author was using the Bible, huh?
Often times a paraphrase communicates the essential aspect of a Biblical passage.
You got a problem with that?
He was making fun of it.
That phrase does more harm than good since many educated people know where it really comes from.
There are those who argue that the context: "For love is a boy, by poets styl'd... then spare the rod and spoil the child" means that it is a positive assertion that one _should_ spare the use of the rod on that cute little cupid.
Quote the proverb you are referring to, not some playwright making fun of it.