Oh, Lord, my God, You are very great;
You are clothed in glory and majesty,
Wrapped in a robe of light;
You spread the heavens like a tent cloth.
(Psalm 104:2)
Hanukkah which means “(re)dedication” has also been called the “Festival of Lights” at least since the 1st Century CE as the earliest reference to this name is found in the historian Josephus:
And from that time [the purification of the Temple by the Maccabees] to the present time we celebrate this festival, and call it Lights. I suppose the reason was, ...