Upon encountering an enemy or those of authorityدُعَاءُ لِقَاءِ الْعَدُوِّ وَذِي السُّلْطَانِ

Dua 128

«حَسْبُنا اللَّهُ وَنِعْمَ الْوَكِيلُ».

Ḥasbunallāhu wa ni`mal-wakīl.

Allah is sufficient for us and the best of those on whom to depend.