2 verses have
بَلْ
in Edition Uthmani / Al-Burooj (The Constellations)

19:85بَلِ ٱلَّذِينَ كَفَرُوا۟ فِى تَكْذِيبٍۢ

21:85بَلْ هُوَ قُرْءَانٌۭ مَّجِيدٌۭ