They clearly understand in their hearts that the Holy King is currently in a fury, and any rebuttal might be seen as disrespect towards the Dragon God, ultimately resulting in a blood sacrifice to quell the Dragon God's wrath.
Kuchal is most likely dead; there is no need to speak for a dead man.
Mere cursing is not enough. Holy King Iz stood up in anger, his scales faintly glowing with a golden light, as if the Dragon God's will is burning within him.
"These filthy worms... If thirty thousand Armored Dragon Soldiers are not enough, then send three hundred thousand! Three million!"
"I want these foreign invaders who dare extend their dirty hands towards the Holy Blessing Land to know the dire consequences of provoking the Dragon God's majesty!"
The furious roar nearly extinguished the flickering flame in the fire pit; inside the Grand Hall, the air was scorching hot due to the Holy King's anger, making all the Lizardmen parched.