The word(s) "tasadda" appears 4 time(s) in 4 verse(s) in Quran.

(1) Wain kana thoo AAusratin fanathiratun ila maysaratin waan tasaddaqoo khayrun lakum in kuntum taAAlamoona

(سورة البقرة, Al-Baqara, Chapter #2, Verse #280)
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(2) Wakatabna AAalayhim feeha anna alnnafsa bialnnafsi waalAAayna bialAAayni waalanfa bialanfi waalothuna bialothuni waalssinna bialssinni waaljurooha qisasun faman tasaddaqa bihi fahuwa kaffaratun lahu waman lam yahkum bima anzala Allahu faolaika humu alththalimoona

(سورة المائدة, Al-Maaida, Chapter #5, Verse #45)
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(3) Falamma dakhaloo AAalayhi qaloo ya ayyuha alAAazeezu massana waahlana alddurru wajina bibidaAAatin muzjatin faawfi lana alkayla watasaddaq AAalayna inna Allaha yajzee almutasaddiqeena

(سورة يوسف, Yusuf, Chapter #12, Verse #88)
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(4) Faanta lahu tasadda

(سورة عبس, Abasa, Chapter #80, Verse #6)
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