"sitting at the feet" here is an idiom that means "sitting humbly nearby" or "sitting in front of." Alternate translation: "sitting on the ground in front of Jesus" (See: [[rc://en/ta/man/translate/figs-idiom]])
It may be helpful to state explicitly that they were afraid of Jesus. Alternate translation: "they were afraid of Jesus" (See: [[rc://en/ta/man/translate/figs-ellipsis]])