once
اللَّهُمَّ اكْفِنِيهِمْ بِمَا شِئْتَ
Edition transliteration
Allahummak-fineehim bima shi/.
Meaning
O Allah, protect me from them with what You choose.
Source and references
Hisn al-Muslim, entry 132.The reference is copied from the edition; separate editorial verification is not complete yet.
Source edition: Fortress of the Muslim. Open source ↗