Zainab bint Jahsh wedding question?

Why was zainabs marriage in heaven? Why wasn't it like that for the other women muhammad married? How was Gabriel the trustee? Allah the witness?

Zainabs wedding is different to the other wives. Why?

Why was zainabs marriage in heaven? Why wasn't it like that for the other women muhammad married? How was Gabriel the trustee? Allah the witness?

Zainabs wedding is different to the other wives. Why?