(RNS) — On Tuesday (April 21), the 5th U.S. Circuit Court of Appeals gave Texas the green light to require every public elementary and secondary school classroom in the state to display the King James Version’s translation of the Ten Commandments. In its decision in Nathan v. Alamo Heights Independent School District , the court’s 9-8 majority both rejected long-standing precedent and grounded its ruling in an interpretation of the First Amendment’s establishment clause that is at odds with how the Supreme Court has understood it for over 60 years. The precedent is Stone v. Graham , in which the Supreme Court in 1980 ruled unconstitutional a comparable Kentucky law requiring a copy of the Ten Commandments to be posted in every public elementary and secondary school classroom. That decision relied on the so-called Lemon test, a three-pronged Supreme Court standard created in Lemon v. Kurtzma n (1971) to determine if government actions or laws violated the First Amendment’s establishment clause.…