Sunan Ibn Majah Book 33, Hadith 160
his grandfather said: "The Messenger of Allah (saas) said: 'I seek the forgivenenss of Allah and repent to Him seventy times each day.'"
the Messenger of Allah (saas) said: 'I seek the forgiveness of Allah and repent to Him one hundred times each day.'
"I was harsh in the way I spoke to my family, but not to others. I mentioned that to the Prophet (saas) and he said: 'Why don't you ask for forgiveness? Ask Allah to forgive you, seventy times each day.'"