Is Sunday the first day of the week? Posted on April 12, 2021April 12, 2021 by Free audio sermons Did God or man change the appointed day of worship from Saturday to Sunday? https://www.abiblecommentary.com/audiosermon/wp-content/uploads/2021/04/when-is-the-first-day-of-the-week.mp3Podcast: Play in new window | DownloadSubscribe: Apple Podcasts | RSS