Extra-biblical? Hanukkah, the Feast of Lights, Feast of Dedication or ἐγκαίνια was celebrated by Jesus:
“John 10:22–23 (NRSV): At that time the festival of the Dedication took place in Jerusalem. It was winter, 23 and Jesus was walking in the temple, in the portico of Solomon.”
It celebrates the dedication of the Temple after the desecrations of Antiochus IV.