What does Joshua 6:8 mean?

And it was so, that, when Joshua had spoken unto the people, the seven priests bearing the seven trumpets of rams’ horns before Jehovah passed on, and blew the trumpets: and the ark of the covenant of Jehovah followed them.

And it came to pass, when Joshua had spoken unto the people, that the seven priests bearing the seven trumpets of rams’ horns passed on before the Lord, and blew with the trumpets: and the ark of the covenant of the Lord followed them.

And it was so, that, when Joshua had spoken unto the people, the seven priests bearing the seven trumpets of rams’ horns before Jehovah passed on, and blew the trumpets: and the ark of the covenant of Jehovah followed them.

So after Joshua had said this to the people, the seven priests with their seven horns went forward before the Lord, blowing on their horns: and the ark of the Lord's agreement went after them.

And it cometh to pass, when Joshua speaketh unto the people, that the seven priests bearing seven trumpets of the jubilee before Jehovah have passed over and blown with the trumpets, and the ark of the covenant of Jehovah is going after them;

And when Joshua had ended his words, and the seven priests blew the seven trumpets before the ark of the covenant of the Lord,

And it came to pass when Joshua had spoken to the people, that the seven priests carrying the seven blast-trumpets before Jehovah passed on and blew with the trumpets; and the ark of the covenant of Jehovah went after them.