Ash-Shu'araa • BN-TAFSEER-IBN-E-KASEER
﴿ قَالَ فَأْتِ بِهِۦٓ إِن كُنتَ مِنَ ٱلصَّٰدِقِينَ ﴾
“[Pharaoh] answered: “Produce it, then, if thou art a man of truth!””
Please check ayah 26:37 for complete tafsir.