Romans 1:19
because that which is known of God is manifested in them; for God manifested it to them.
Romans 1:20
For His invisible things, since the creation of the world, are clearly seen, being perceived by the things that are made, even His everlasting power and divinity; that they may be without excuse:
John 1:9
He was the true Light That lighteth every man coming into the world.
Acts 14:16-17
Who, in the past generations, suffered all the nations to walk in their own ways;
Acts 17:23-30
for, passing through, and considering your objects of worship, I found also an altar on which had been inscribed, TO AN UNKNOWN GOD. What, therefore, in ignorance ye worship, this I declare to you.