Al-Baqarah - 42

﴿وَلَا تَلْبِسُوا الْحَقَّ بِالْبَاطِلِ وَتَكْتُمُوا الْحَقَّ وَأَنْتُمْ تَعْلَمُونَ﴾

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(42) And do not mix the truth with falsehood or conceal the truth while you know [it].