For eyesight and sleep

The one who will recite ( َسُبْحَانَ اللہِ وَبِحَمْدِہٖ لَاحَولَ وَ لَا قُوَّۃَ اِلَّا بِاللّٰہِ) 3 times in morning and evening then he will be saved from 4 diseases, hysteria, blindness and paralysis.

Weak eyesight

For the pain of eyes, hotness in eyes or for every disease of eyes one should recite after the farz of every prayer for 5 or 7 times blow it on hands and then rub it on your eyes. 

فَکَشَفْنَا عَنْکَ غِطَآءَکَ فَبَصَرُکَ الْیَوْمَ حَدِیْدٌ ﴿قٓ۲۲﴾

Insha’Allah you will be healthy. The one who cannot recite this verse of Sora Kahf so he should recite 11 times and do the same action he will have the same benefits.

Benefits of a'amal

• If you recite the last 3 soras of Holy Quran for three times Allah will save him from the danger of Earth Sky, humans and Jinn.
• The one who recite Forth Kalima after farz namz for 3 times Allah will bless him with the sawab of one year for every rakah,
• Who recites the Ayat ul Kursi after every farz namz death will be the only veil between him and paradise.
• Recite once in day and night 

لَااِلٰہَ اِلَّا اللہُ وَحْدَہُ  لَاشَرِیْکَ لَہُ اَحَداً صَمَداًلَمْ یَلِدْ  وَ لَمْ یُوْلَدْ وَ لَمْ یَکُنْ لَّہٗ کُفُوًا اَحَدٌ

• The one who will recite the Drood e Ibraheemi after fajar his soul will be taken away from his body like Pious and truthful people, there will be an ease in passing on Pul Seerat, angel will make him go in sajjda and he will enter in paradise in this state of sajda.
• If you recite the sora Kuosar 41 times and dham it on Wheat grains or food it will never come to an end.
• The one who will recite 41 time sora Quraish and dham it on wheat or cauldron it will be sufficient.
• The one who will recite the ayat tul kursi daily Allah will finish the weakness of his eman and believe.
• The one who will recite یَا مَلِکُ یَا قُدُّوۡسُafter fajar, 11 times Allah will finish his hidden diseases.

(Mohammad Nouman ' Dera Gazi Khan)