The word(s) "witnessing" appears 2 time(s) in 2 verse(s) in Quran in Saheeh International translation.

(1) And [recall] when We took your covenant, [saying], "Do not shed each other's blood or evict one another from your homes." Then you acknowledged [this] while you were witnessing.

(سورة البقرة, Al-Baqara, Chapter #2, Verse #84)
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(2) It is not for the polytheists to maintain the mosques of Allah [while] witnessing against themselves with disbelief. [For] those, their deeds have become worthless, and in the Fire they will abide eternally.

(سورة التوبة, At-Tawba, Chapter #9, Verse #17)
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