A:
Among
the means of maintaining the Qur’an memorized by heart is to repeat it over and over again and recite it frequently, also to show truthfulness, sincerity, and a real desire to memorize, understand, (Part No. 4; Page No. 95) and contemplate it, and make Du‘a’ (supplication) to Allah (Exalted be He) to be granted success. One should also avoid committing sins and should make Tawbah (repentance to Allah) for past misdeeds.