Exodus 20:18 - "When the people heard the thunder and the loud blast of the ram’s horn, and when they saw the flashes of lightning and the smoke billowing from the mountain, they stood at a distance, trembling with fear."
The twelve olympians from greek myth became the twelve tribes of israel with became the twelve disciples of christ.
Noah's flood comes from the flood of gilgamesh.
It's all stolen and reimagined myth.