that He has kept hidden for them? A sacred ḥadīth clarifies this, wherein Allah says: “I have prepared for My righteous servants what no eye has ever seen, no ear has ever heard, and has never occurred to the human heart.” May Allah make me and you among the dwellers of those gardens; He is indeed Munificent and Generous.

99 – The fifth narration: ʿĀʾishah (may Allah be pleased with her) said, “When the last ten nights of Ramadan began, the Messenger of Allah ﷺ would revive the night in worship, wake his family, exert himself earnestly, and tighten his waist-wrapper.” Agreed upon.

The “last ten” refers to the final ten nights of Ramadan. The “waist-wrapper” is the lower garment, and the expression is a euphemism for refraining from marital relations; others say it simply means that he rolled up his garment to devote himself fully to worship. The Arabs say, “I tightened my waist-wrapper for this matter,” meaning “I prepared myself and gave it my full attention.”

Commentary
The author—may Allah have mercy on him—relates, through the Mother of the Believers ʿĀʾishah bint Abī Bakr al-Ṣiddīq (may Allah be pleased with her), the state of the Messenger of Allah ﷺ during the last ten nights of Ramadan: when those ten arrived he would tighten his waist-wrapper, enliven the entire night, strive in worship, and apply himself with vigor, may Allah’s blessings and peace be upon him.

It was mentioned in the preceding ḥadīth that he ﷺ would stand in prayer at night until they cracked