3 verses have
kunta
in Edition English Transliteration / Ash-Shu'araa (The Poets)

26:31Qaala faati biheee in kunta minas saadiqeen

26:154Maaa anta illaa basharum mislunaa faati bi Aayatin in kunta minas saadiqeen

26:187Fa asqit 'alainaa kisafam minas samaaa'i in kunta minas saadiqeen