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

(1) Waman athlamu mimmani iftara AAala Allahi kathiban aw kaththaba biayatihi innahu la yuflihu alththalimoona

(سورة الأنعام, Al-An'aam, Chapter #6, Verse #21)
(Arabic, Transliteration, Urdu (Ahmed Ali), Urdu (Jalandhry), Farsi, Yusuf Ali, Shakir, Picthal, Mohsin Khan, French, Spanish, Indonesian, Malay, German, Bosnian, Russian, Dutch, Italian, Portuguese, Tafsir - Jalal ad-Din, Tafsir - King Fahad Quran Complex)

(2) Fakuloo mimma thukira ismu Allahi AAalayhi in kuntum biayatihi mumineena

(سورة الأنعام, Al-An'aam, Chapter #6, Verse #118)
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(3) Faman athlamu mimmani iftara AAala Allahi kathiban aw kaththaba biayatihi olaika yanaluhum naseebuhum mina alkitabi hatta itha jaathum rusuluna yatawaffawnahum qaloo ayna ma kuntum tadAAoona min dooni Allahi qaloo dalloo AAanna washahidoo AAala anfusihim annahum kanoo kafireena

(سورة الأعراف, Al-A'raaf, Chapter #7, Verse #37)
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(4) Faman athlamu mimmani iftara AAala Allahi kathiban aw kaththaba biayatihi innahu la yuflihu almujrimoona

(سورة يونس, Yunus, Chapter #10, Verse #17)
(Arabic, Transliteration, Urdu (Ahmed Ali), Urdu (Jalandhry), Farsi, Yusuf Ali, Shakir, Picthal, Mohsin Khan, French, Spanish, Indonesian, Malay, German, Bosnian, Russian, Dutch, Italian, Portuguese, Tafsir - Jalal ad-Din, Tafsir - King Fahad Quran Complex)