3 sentences

1. 他们把你当成自己人。

   tā​men bǎ nǐ dàng​chéng zì​jǐ​rén.

   They see you as one of their own.

   Source: OpenSubtitles

2. 我们可以保护自己人。

   wǒ​men kě​yǐ bǎo​hù zì​jǐ​rén.

   We can protect our own.

   Source: OpenSubtitles

3. 别见外，大家都是自己人。

   bié jiàn​wài, dà​jiā dōu shì zì​jǐ​rén.

   Don't be a stranger; we're all on the same side.

   Source: Dong Chinese Dictionary