132. Allaahummak-fineehim bimaa shi'ta.
O Allah, suffice (i.e. protect) me against them however You wish.
Reference: Muslim 4/2300.
Upon encountering an enemy or those of authority
Duas from Hisnul Muslim
122
اللَّهُمَّ إِنَّا نَجْعَلُكَ فِي نُحَورِهِمْ، وَنَعُوْذُ بِكَ مِنْ شُرُوْرِهِمْ
‘O Allah, we place You before them and we take refuge in You from their evil.’
123
اللَّهُمَّ أَنْتَ عَضُدِي، وَأَنْتَ نَصِيْرِي، بِكَ أَجُوْلُ وَبِكَ أَصُوْلُ وَبِكَ أُقَاتِلُ
‘O Allah, You are my supporter and You are my helper, by You I move and by You I attack and by You I battle.’
124
حَسْبُنَا اللهُ وَنِعْمَ الوَكِيْلُ
‘Allah is sufficient for us, and how fine a trustee (He is).’