The word al-Qari'ah, which means "The Calamity," is an important term found in the Quran, particularly in a chapter named after it. This chapter is Chapter 101, also known as Surah al-Qari'ah. In this chapter, the word al-Qari'ah is repeated a total of three times. The repeated mention emphasizes the catastrophic nature of the events described. Thus, the correct answer is three.