Reference: Cassia
American
Easton
(1.) Hebrew kiddah', i.e., "split." One of the principal spices of the holy anointing oil (Ex 30:24), and an article of commerce (Eze 27:19). It is the inner bark of a tree resembling the cinnamon (q.v.), the Cinnamomum cassia of botanists, and was probably imported from India.
(2.) Hebrew pl. ketzi'oth (Ps 45:8). Mentioned in connection with myrrh and aloes as being used to scent garments. It was probably prepared from the peeled bark, as the Hebrew word suggests, of some kind of cinnamon.
Fausets
An ingredient in the holy oil used in anointing the high priest (Ex 30:24). An article of Tyre's merchandise (Eze 27:19). The inner bark of an aromatic plant, like cinnamon. Quddah, from qaadad "to split," namely, the stalks. Also Qetsi'owt from qaatsah, to "scrape off" bark. Used in scenting garments (Ps 45:8).