The empty tomb is Israel’s hope happening in one Man first, as firstfruits.
Daniel and Isaiah promised rising. Jesus promised to rise on the third day. The women become the first witnesses.
Matthew ties resurrection to authority and mission. The risen One already has all authority. Therefore go.
Firstfruits implies a harvest in the same economy — the turning of the ages, not a denial of what already happened in the garden tomb.
The New Creation begins from a raised Man. You belong to that beginning.