"Who is this that comes from Edom, from Bozrah in garments stained crimson? Who is this so splendidly robed, marching in his great might?" "It is I, announcing vindication, mighty to save."
"Why are your robes red, and your garments like theirs who tread the wine press?"
"I have trodden the wine press alone, and from the peoples no one was with me; I trod them in my anger and trampled them in my wrath; their juice spattered on my garments, and stained all my robes.
For the day of vengeance was in my heart, and the year for my redeeming work had come.
I looked, but there was no helper; I stared, but there was no one to sustain me; so my own arm brought me victory, and my wrath sustained me.
I trampled down peoples in my anger, I crushed them in my wrath, and I poured out their lifeblood on the earth."
I will recount the gracious deeds of the Lord, the praiseworthy acts of the Lord, because of all that the Lord has done for us, and the great favor to the house of Israel that he has shown them according to his mercy, according to the abundance of his steadfast love.
For he said, "Surely they are my people, children who will not deal falsely"; and he became their savior
in all their distress. It was no messenger or angel but his presence that saved them; in his love and in his pity he redeemed them; he lifted them up and carried them all the days of old.
References for Isaiah 63:9
But they rebelled and grieved his holy spirit; therefore he became their enemy; he himself fought against them.