In Haazinu, Moses recites a poem telling the people of Israel that they must give glory to God and be true to God whose ways are just. He instructs them to consult their elders and “remember the days of old.”
I am, and have always been, Jewish, but I was raised in a household with a father who was secularly Christian. We “celebrated” Christmas and Easter, but never went to church. We put up a tree but did not speak of Jesus. We colored eggs but did not discuss resurrections.