What Is Ascension in the Bible?
Feast
When the risen Jesus went up to heaven, forty days after Easter. It is also the name of its feast.
Where it appears in the Bible
Acts 1:9; Luke 24:51
What the Bible says
Acts 1:9
And when he had said these things, while they looked on, he was raised up: and a cloud received him out of their sight.
Luke 24:51
And it came to pass, whilst he blessed them, he departed from them, and was carried up to heaven.
Douay-Rheims Bible (Challoner revision), public domain.
Source: Catechism 659-667; Acts 1:9