A pantheist may believe in Law of Nature and go no further; a theist who accepts Law of Nature has a large instalment of natural theology ready made to his hand; including an idealist, or else an intuitionalist, scheme of ethics.
As a result of this, Kant is metaphysically a sort of pantheist.
Benedict Spinoza, the eminent Jewish pantheist (1632-1677), to whom miracle is impossible, revelation a phrase, and who renews pioneer work in Old Testament criticism, finds at least a fair measure of liberty and comfort in Holland (his birth-land).
But he was no atheist, for the pantheist Zeno spoke highly of him.
The term "pantheist" was apparently first used by John Toland in 1705, and it was at once adopted by French and English writers.
To some extent, the pantheist too will know what to do to practice pantheism.
Toland, the inventor of the name of pantheism, was notoriously, for a great part of his life, in some sort a pantheist.
Whether Xenophanes was a monotheist, whose assertion of the unity of God suggested to Parmenides the doctrine of the unity of Being, or a pantheist, whose assertion of the unity of God was also a declaration of the unity of Being, so that he anticipated Parmenides - in other words, whether Xenophanes's teaching was purely theological or had also a philosophical significance - is a question about which authorities have differed and will probably continue to differ.
Xenophanes was, then, a pantheist.