LET’S SAY YOU ARE PREACHING TO AN ASSEMBLY OF GOD’S PEOPLE IN 36 A.D. YOU HAVE NO SCRAP OF ANY “NEW TESTAMENT” LETTERS. YOU HAVE ONLY THE HEBREW SCRIPTURES AND THE EARTHLY SAYINGS OF JESUS TO CITE AS AUTHORITY IN WHAT YOU TEACH. WHAT WOULD YOU CITE TO PROVE GOD’S SEVENTH DAY SABBATH HAD BEEN CHANGED TO SUNDAY?? THINK HARD, FRIEND. THINK REAL HARD.