'Pearl') is a book summarising the doctrine of the Church of the East written by Mar Odisho, Metropolitan of N’siwin and Armenia, in 1298.
Hence, I have called it “The Pearl”, the truth of Christianity; and herein I have briefly treated of the origin, roots, plants and branches of the teaching of the Church” .
Following this is the Assyrian cosmology, which sets the stage for the coming of the Messiah.
The thrust of this section is largely ecumenical, in an attempt to reconcile the linguistic and cultural forces that kept the Assyrians from the larger Christian community.
The final division concerns the practice and significance of Christian sacraments.