Read the below Dua on 13th day of Ramadan Dua

O Allah remove from me, in this month, the impurities of soul immorality and tendency to turn from good with disgust; let me be calm and composed in the face of events and accidents that have to happen; let me attach myself to piety and make friends with the pious, through Thy assistance, O the Apple of the eyes of the docile.
Pray a 4 Rak-a’t Salaat as under:
In every Rak-a’t, after the recitation of Soorah Al Faatih’ah, recite Soorah Al Ikhlaas 25 times.