Romans 1:19
Because that which may be known of God is manifest in them; for God has showed it unto them.
Romans 1:20
For the invisible things of him from the creation of the world are clearly seen, being understood by the things that are made, even his eternal power and deity; so that they are without excuse:
Psalm 19:1-6
[To the Chief Musician. A Psalm of David.] The heavens declare the glory of God; and the firmament shows his handiwork.
Isaiah 40:26
Lift up your eyes on high, and behold who has created these things, that brings out their host by number: he calls them all by names by the greatness of his might, for he is strong in power; not one is missing.
Jeremiah 10:10-13
But the LORD is the true God, he is the living God, and an everlasting king: at his wrath the earth shall tremble, and the nations shall not be able to endure his indignation.
John 1:9
That was the true Light, that lights every man that comes into the world.
Acts 14:16-17
Who in times past allowed all nations to walk in their own ways.
Acts 17:23-30
For as I passed by, and beheld your devotions, I found an altar with this inscription, TO THE UNKNOWN GOD. Whom therefore you ignorantly worship, him declare I unto you.