Kabbalah describes four worlds through which divine light descends: Atzilut, emanation, the realm of the sefirot; Beriah, creation; Yetzirah, formation; and Asiyah, action, which includes the physical world. The soul has corresponding levels, and prayer ascends through them.
Four worlds
Emanation, creation, formation and action: the four levels of reality in Kabbalah.
Also: Atzilut, Beriah, Yetzirah, Asiyah