Newton was no Newtonian.

No one did more than Isaac Newton to make it possible to work out thoroughly nontheistic explanations of what we see in the sky. But Newton himself was not in this sense a Newtonian.

Isaac Newton

For he  also rejected the idea that the world could be explained without God. He argued for instance in a letter to one Richard Bentley that no explanation but God could be given for the distinction we observe between bright matter, the sun and stars, and dark matter, like the earth.