the Messenger of Allah (saas) said: 'I seek the forgiveness of Allah and repent to Him one hundred times each day.' (Using translation from Ibn Mājah 3815)
أَنَّ النَّبِيَّ ﷺ قَالَ «إِنِّي لَأَسْتَغْفِرُ اللهَ وَأَتُوبُ إِلَيْهِ فِي الْيَوْمِ مِائَةَ مَرَّةٍ»