John Trapp on Ezekiel 10:8

Ver. 8. And there appeared—the form of a mans hand under their wings] Quaſi gladius intra vaginam, as a ſword within the ſcabberd, ready to be drawn out for execution. The hand, ſaith Ariſtotle, is the inſtrument of inſtruments. Nature hath given us hands, ſaith Cicero, multarum artium miniſtras, &c. to act and do buſineſſe. Angels have neither hands nor wings, to ſpeak properly: yet are ſaid here to have both: to ſhew their activity and celerity in Gods ſervice: Hands of a man they are ſaid to have, to ſhew that they do all prudently and with reaſon: and theſe hands are under their wings, ſaith one, to ſignifie their hidden nature and operation. A good man, like a good Angel, ſaith another, hath the wings of contemplation, the hands of action: the wings of faith, the hands of charity:Eſſayes Mor. and Theol. p. 23. wings whereon he raiſeth his underſtanding, and hands wherewith he exciteth his will, &c.