Then their eyes were opened and they recognized Jesus—and He disappeared from their sight.
Luke 24:31. And their eyes were opened. By these words, we are taught that there was not in Christ any metamorphosis, or variety of forms, by which he might impose on the eyes of men, (as the poets feign their Proteus,) but that, on the contrary, the eyes of beholders were mistaken, because they were covered; just as, shortly afterwards, he vanished from the eyes...
This appearance of Christ to the two disciples going to Emmaus was mentioned, and but just mentioned, before (Mar 16:12); here it is largely related. It happened the same day that Christ rose, the first day of the new world that rose with him.
Commenting on Luke 24:13-35
And they rose up the same hour,.... Though it was now evening, and the day was spent and gone; and notwithstanding what business they might have to do at Emmaus, about which they came, and even might not have made an end of eating, or sufficiently refreshed themselves; and though they had had a walk of sixty furlongs that afternoon, yet being big with this...