Heidleberg Catechism

Question 49. Of what benefit to us is Christ’s ascension into heaven?
Answer: First, he is our advocate before his Father in heaven. (a) Second, we have our flesh in heaven as a sure pledge that he, as Head, will also take us, his members, up to himself. (b) Third, that he sends us his Spirit as an earnest, (c) by whose power we “seek, not on things that are on earth, but the things that are above, where Christ is, seated at the right hand of God.” (d)
(Scriptural proofs after the fold.)