1. Guide your heart
اللَّهُمَّ اهْدِ قَلْبِي وَسَدِّدْ لِسَانِي وَاسْلُلْ سَخِيمَةَ قَلْبِي
O Allah guide my heart, correct my tongue and remove the spite of my heart.
[Musnad Ahmad: 1997]
2. To fill it with light:
اللَّهُمَّ اجْعَلْ فِي قَلْبِي نُورًا
O Allah make light in my heart.
[Sahih Bukhari: 6316]
3. to make it firm:
يَا مُقَلِّبَ الْقُلُوبِ ثَبِّتْ قَلْبِي عَلَى دِينِكَ
O Allah, the Turner of the hearts, make my heart firm on Your religion.
[Jami` at-Tirmidhi: 3522]
4. To cleanse it:
اللَّهُمَّ اغْسِلْ قَلْبِي بِمَاءِ الثَّلْجِ وَالْبَرَدِ وَنَقِّ قَلْبِي مِنَ الْخَطَايَا كَمَا نَقَّيْتَ الثَّوْبَ الْأَبْيَضَ مِنَ الدَّنَسِ
O Allah! Wash my heart with the water of snow and hail, and cleanse my heart from all sins as a white garment is cleansed from filth.
[Sahih Bukhari: 6368]
