## about a feast day or a new moon, or about Sabbath days ##
The Law of Moses specified what days to celebrate, days to worship, and days to offer sacrifice.
## a shadow of the things to come ##
This metaphor compares the way a shadow only gives an vague idea of the shape and nature of an object to the way religious traditions such as the Law of Moses can only partially show the reality of Jesus Christ. (See: [[rc://en/ta/man/translate/figs-metaphor]])