Therefore we must pay greater attention to what we have heard, so that we do not drift away from it. For if the message declared through angels was valid, and every transgression or disobedience received a just penalty, how can we escape if we neglect so great a salvation? It was declared at first through the Lord, and it was attested to us by those who heard him, while God added his testimony by signs and wonders and various miracles, and by gifts of the Holy Spirit, distributed according...