Sūrah An-Nabaʾ The Announcement: Tafsīr al-Qurṭubī Qurʾānic Rulings and Law

DetailInformationClassificationSignificance

SurahAn-NabaʾMeccanThe great announcement and divine signs of creation

Key Fiqh IssuePrayer while overcome by sleep when it invalidates and the correct responseMakrūh to ḥarām / Invalid when understanding failsAffects validity of prayers performed in extreme fatigue

School ComparisonAll four schools: praying while unable to understand one's words is makrūh and potentially invalid; the prophetic instruction is to sleep first and then pray; wuḍūʾ broken by sleep in Ḥanafī and MālikīMakrūh when sleepy / Invalid when unable to understandConsciousness is a condition for valid prayer

Uṣūl PrincipleShart al-ʿaql conscious presence is required for valid worshipCondition of validityPrayer requires understanding of what one recites

Al-Qurṭubī derives from verse 9 "and We made your sleep as rest" that sleep is a divine gift for restoration, not an obstacle to ʿibādah. He uses this to derive the fiqh ruling on praying while overcome by sleep: the prophetic instruction is "when one of you feels sleepy during prayer, let him sleep until sleep departs from him" praying while unable to understand one's recitation is discouraged and potentially invalid.

All four schools agree that prayer performed while the person cannot understand what they are reciting fails a basic condition the presence of mind (ḥuḍūr al-qalb) that is required for valid prayer. They differ on the precise threshold: Ḥanafī and Shāfiʿī say the prayer is valid but makrūh when merely drowsy; Mālikī and Ḥanbalī say it becomes invalid when the person cannot understand their own words. Additionally, sleep breaks wuḍūʾ in the Ḥanafī and Mālikī schools (any sleep that removes the person from the ground position), but only deep, lying sleep breaks wuḍūʾ in the Shāfiʿī and Ḥanbalī schools.

وَجَعَلْنَا نَوْمَكُمْ سُبَاتًا Wa-jaʿalnā nawmakum subātā Meaning: "And We made your sleep as rest" Al-Qurṭubī: "subāt" (rest, cessation of activity) sleep is a divine design for renewal; the verse establishes that sleep is not an obstacle to worship but its prerequisite when the body demands it; sleeping before prayer when overcome is therefore religiously appropriate, not a failure of discipline.

وَجَعَلْنَا اللَّيْلَ لِبَاسًا Wa-jaʿalnā l-layla libāsā Meaning: "And We made the night a covering" Al-Qurṭubī: the night as a "covering" (libās) that envelops the person establishes the naturalness of sleep at night; this grounds the preferability of praying qiyām al-layl in the latter third of the night after sleep, rather than forcing oneself to pray in a state of extreme fatigue early in the night.

Praying while unable to understand one's own recitation is makrūh (Ḥanafī, Shāfiʿī) to invalid (Mālikī, Ḥanbalī) the threshold is ability to understand what one recites.
The prophetic instruction is to sleep first and then pray honoring this instruction is a sunnah; forcing oneself to pray while overcome by sleep is not religiously superior.
Sleep and wuḍūʾ: Ḥanafī and Mālikī any sleep that causes loss of seated support breaks wuḍūʾ; Shāfiʿī and Ḥanbalī only deep lying sleep breaks wuḍūʾ.
Ḥuḍūr al-qalb (presence of heart) is a recommended condition for the spiritual quality of prayer; below a threshold, it becomes a legal condition as well.
Sleep is a divine gift (subaṭ) the verse establishes that recognizing and honoring the body's need for sleep is itself part of Islamic worship management.

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