3 sentences

1. ‎很快就会真相大白！

   ‎ hěn kuài jiù huì zhēn​xiàng​dà​bái!

   The truth will be revealed soon!

   Source: OpenSubtitles

2. 经过调查，这桩案件终于真相大白了。

   jīng​guò diào​chá, zhè zhuāng àn​jiàn zhōng​yú zhēn​xiàng​dà​bái le.

   After the investigation, the truth of the case finally came to light.

   Source: Dong Chinese Dictionary

3. 这件案子经过一番调查，终于真相大白了。

   zhè jiàn àn​zi jīng​guò yī fān diào​chá, zhōng​yú zhēn​xiàng​dà​bái le.

   After an investigation, the truth about this case has finally come to light.

   Source: Dong Chinese Dictionary