Ash-Shu'araa • BN-TAFSEER-IBN-E-KASEER
﴿ قَالَ فِرْعَوْنُ وَمَا رَبُّ ٱلْعَٰلَمِينَ ﴾
“Said Pharaoh: “And what [and who] is that ‘Sustainer of all the worlds’?””
Please check ayah 26:28 for complete tafsir.