Simplify the following text for a Grade 10 native English-speaking person.
Original: Most Christian traditions teach that there is an analogy between the obligation of the Christian day of worship and the Sabbath-day ordinance , but that they are not literally identicalâ '' for a believer in Christ the Sabbath ordinance has not so much been removed as superseded , because God 's very work of creation has been superseded by a `` new creation '' , but this belief can not be directly substantiated by Scripture .
Simplified: They say that there is an analogy between the obligation of the Christian day of worship and the Sabbath-day ordinance .