Valmiki Ramayana Aranya Kanda Sarga 23 Shloka 24
Original Shlokaदेवराजमपि क्रुद्धो मत्तैरावतयायिनम्।।3.23.24।। वज्रहस्तं रणे हन्यां किं पुनस्तौ कुमानुषौ।
1 source checked for this shloka
क्रुद्धः angered, मत्तैरावतयायिनम् riding an intoxicated Airavata, वज्रहस्तम् one who wields thunderbolt, देवराजमपि even the king of the gods, रणे in war, हन्याम् I will kill, तौ both of them, कुमानुषौ human beings, किं पुनः should I say again.
When angry, I can kill even (Indra) the wielder of the thunderbolt, rider of the intoxicated Airavata and lord of the gods. What to speak of these two petty humans?