To all you atheist, it is your day. We acknowledge different days of the year like Father’s Day Mother’s Day why not atheist day. April fools day! Let’s see what God‘s Word says about an atheist. Go to Psalm 14.1 then proverbs 1.7 Proverbs 1.22 Psalm 10.4 Romans 1.28 and Ephesians 2.12.