And while he was blessing them, he was parted from them — It was much more proper that our Lord should ascend into heaven, than that he should rise from the dead, in the sight of the apostles. For his resurrection was proved when they saw him alive after his passion: but they could not see him in heaven while they continued on earth.
Related Commentaries of Luke 24:51
Luke 24:51
51 And it came to pass, while he blessed them, he was parted from them, and carried up into heaven.