اَللَّهُمَّ انْصُرْ إِخْوَانَنَا الْمُسْلِمِينَ فِي كُلِّ مَكَانٍ
Transliteration
Allahummansur ikhwananal-muslimina fi kulli makan
English meaning
O Allah, aid our Muslim brethren in every place.
When is it recited?
On Friday and in general supplications.
Source
Traditional supplication