In the vicarious and atoning death of Jesus, in His bodily resurrection, and in His ascension.

Romans 8:34 
Who is he that condemns? Christ Jesus, who died—more than that, who was raised to life—is at the right hand of God and is also interceding for us.

Acts 1:9
After he said this, he was taken up before their very eyes, and acloud hid him from their sight.