This means that he drove his horses over her body. AT: "Jehu's horses that were pulling his chariot trampled her body under their feet" (See: [[rc://en/ta/man/translate/figs-explicit]])
Since Jezebel was the daughter of a king, it was necessary to bury her properly. AT: "because she is a king's daughter and therefore should be buried properly" (See: [[rc://en/ta/man/translate/figs-explicit]])