Sunday Worship & the Ten Commandments: When someone indicated that I worship on the wrong day (Sunday), would be shocked how Sunday became our day of worship, and questioned whether I believed the Ten Commandments-I wasn't sure how to respond. [Hebrews 8:13, 2 Corinthians 3:6-7, Romans 14:5, Acts 20:7, Acts 2:46, Romans 9:5]. Topical lecture recommended; "Torah Observance."