Essay from the year 2024 in the subject Theology - Biblical Theology, grade: 95, Nations University, course: New Testament Interpretation, language: English, abstract: This study delves into the impact of the New Testament on the evolution of Christian worship practices, with a focus on the transition from Sabbath observance to Sunday services. Drawing from biblical references such as Revelation 1:10 and John 7:23, the shift to Sunday worship is explored amidst debates surrounding adherence to Mosaic law. Additionally, the limited mentions of the day of worship in Pauline writings, specifically in Galatians 4:10 and Colossians 2:16, are examined in the context of developing doctrinal practices. Through this analysis, the study sheds light on the New Testament's role in shaping worship traditions within Christianity.