It was a childlike question, but the answer was as stunning as it was profound. If God is light, what do the primary colors of the rainbow's spectrum signify? The Gospel of John declares in eight mysterious signs that God is light and Jesus Christ in the flesh was God sent to bring the light of true life to us. These enigmatic signs of light, semeion, imply the eight signs' significance pointed to something other than what they appeared. The themes of John's eight signs match the themes of the Feasts given to ancient Israel at Mount Sinai and a sequence of YHWH's covenant names. Behold, I AM is a rich, in-depth study into God's Holyday appointed times, His eight Festivals of Light, what they meant then, what they mean today, and how they are fulfilling prophecy.