Presbyterians believe the Bible is the final authority for faith and practice
(I will) pray to whomever, whenever I wish.
That is obvious. And you have so much to choose from. Pity you tend to ignore the only one that matters...
"After this manner therefore pray ye: Our Father which art in heaven, hallowed by thy name..."
Nothing about praying to St. Michael. But of course, Scripture's instructions are habitually ignored by RC apologists.
Which Presbyterians? The ones who embrace same-sex marriage, abortion? The anti-Catholic bigot Presbyterians? Or both?