Whilst looking at the person, that either needs protecting or curing, recite the following:
اَلْاِسْلَامُ حَقٌّ، وَ الْکُفْرُ بَاطِلٌ ؕ
Al-Islāmu Ḥaqqun Wal-Kufru Bāṭil.
– Recite three times after fajr
– Recite three times in the afternoon
– Recite three at night