Al Furqan, 28 Ayah
25:28
يَٰوَيۡلَتَىٰ لَيۡتَنِي لَمۡ أَتَّخِذۡ فُلَانًا خَلِيلٗا ٢٨
Yā Waylatī Laytanī Lam 'Attakhidh Fulānāan Khalīlāan
Oh, woe to me! I wish I had not taken that one as a friend.