John Trapp on Isaiah 21:3

Ver. 3. Therefore are my loyns filled with pains] I Babylon, or I Belſhazzar am in a wo caſe:Ze[illegible: 1 letter]ed. this is here ſet forth by a notable Hypotypoſis, ac ſi res ipſa jam tum gereretur, perſonâ Regis in ſe per Mimeſin aſſumptâ, acting Belſhazzars part, as Dan. 5.5, 6. where we may read this Propheſie punctually fulfilled.

I was bowed down at the hearing of it] Belſhazzars ſences were ſorely afflicted: how much more ſhall it be ſo in Hell?Oecolamp. The Prophet here elegantly imitateth his groans and out-cr[illegible: 1 letter]es, O dolorem lumborum! O torſiones! O cordis amiſſionem! O tremorem & terrorem! O the doleful wo and alaſs of the damned ſpirits!