你们自己

Settle your own argument - I'm quite uninterested!

的争端己解决──这事我完全不感兴趣!

You must decide for yourselves.

得由己来决定。

You are witnesses, and God also, how holily, and justly, and without blame, we have been to you that have believed

己和天主都作证：我对信友曾是怎样的圣善、正义和无。