AL Quran : ALLAH loves those who turn unto Him in repentance and loves those who purify themselves
Al Quran, Surah Al-Baqara (2), # 222
Hadith: Narrated by Ibn Umar stated Radi allahu anhuma that Allah's Messenger sallallahu alaihi wasallam said O people, seek repentance from Allah. Verily, I seek repentance from Him a hundred times a day.
Sahih Muslim, Book 35, 6523
أَسْتَغْفِرُ اللَّهَ الَّذِي لاَ إِلَهَ إِلاَّ هُوَ الْحَيُّ الْْقَيُّومُ وَ أَتُوبُ إِلَيْهِ
Astaghfirullah Al-ladhi la ilaha illa Huwal-Hayyul-Qayyum wa atubu ilaih