Al-Hijr - 8

﴿مَا نُنَزِّلُ الْمَلَائِكَةَ إِلَّا بِالْحَقِّ وَمَا كَانُوا إِذًا مُنْظَرِينَ﴾

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(8) We do not send down the angels except with truth;[671] and they [i.e., the disbelievers] would not then be reprieved.