We take this in memory. It's symbolic.

Passover always starts the evening of the 14th day after the spring equinox. That solar, not lunar.

We are instructed to keep the Passover.

There is a second, and it is significant.

This is how we remember and dedicate our lives to Him.

Jesus became our Passover.

Upon death we return to where we came from, and that is where Christ went while in the tomb.