Article VI -
All Debts contracted and Engagements entered into, before the Adoption of this Constitution, shall be as valid against the United States under this Constitution as under the Confederation.
This means that the new government will pay back all previously held debt.
This Constitution, and the Laws of the United States which shall be made in Pursuance thereof; and all Treaties made, or which shall be made, under the Authority of the United States, shall be the supreme Law of the Land;
This means that the Constitution is the supreme law of the land, and it charges the courts to uphold and enforce it. It says that no law passed can contravene the Constitution.
and the Judges in every State shall be bound thereby, any Thing in the Constitution or Laws of any State to the Contrary notwithstanding.
This means that every judge is charged with this duty.
The Senators and Representatives before mentioned, and the Members of the several State Legislatures, and all executive and judicial Officers, both of the United States and of the several States, shall be bound by Oath or Affirmation, to support this Constitution;
All officials have to uphold the constitution.
but no religious Test shall ever be required as a Qualification to any Office or public Trust under the United States.
No Religious tests.
None of that applies the bill of rights to the states. That is the purpose of the 14th amendment. This is basic constitutional knowledge.