1 verse has
“efficace”
in Edition Muhammad Hamidullah / Al-Muzzammil (The Enshrouded One)
73:6La prière pendant la nuit est plus efficace et plus propice pour la récitation.
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Those who spend their wealth by night and day, privately and publicly, will receive their reward from their Lord. They have nothing to fear, nor shall they grieve.
The Holy Quran · Al-Baqara (The Cow) · 2:274