Easton's Bible Dictionary (1897)
(Heb. tsab, as being lightly and gently borne), a sedan or palanquin for the conveyance of persons of rank (Isa. 66:20). ” There they denote large and commodious vehicles drawn by oxen, and fitted for transporting the furniture of the temple.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
LIT'TER, a covered chair sheltering the occupant against rain and the sun, and carried either by men or animals. Isa 66:20.