Quran 12:27 from Surah Yusuf on Divine Marvels.
وَإِن كَانَ قَمِيصُهُۥ قُدَّ مِن دُبُرٖ فَكَذَبَتۡ وَهُوَ مِنَ ٱلصَّٰدِقِينَ
English translation: But if [is] his shirt (is) torn from (the) back then she has lied and he (is) of the truthful
Transliteration: wa-in kana qamisuhu qudda min duburin fakadhabat wahuwa mina al-sadiqina