King James Version (KJV)
But the prince of the kingdom of Persia withstood me one and twenty days: but, lo, Michael, one of the chief princes, came to help me; and I remained there with the kings of Persia.
Modern English
The prince of the kingdom of Persia withstood me twenty-one days, but Michael, one of the chief princes, came to help me, for I was left there with the kings of Persia,
Hebrew
וְשַׂ֣ר מַלְכ֣וּת פָּרַ֡ס עֹמֵ֡ד לְנֶגְדִּ֡י עֶשְׂרִ֣ים וְאֶחָ֡ד י֡וֹם וְהִנֵּ֣ה מִֽיכָאֵ֣ל אַחַ֣ד הַשָּׂרִ֡ים הָרִאשֹׁנִ֡ים בָּ֡א לְעָזְרֵ֡נִי וַאֲנִ֡י נוֹתַ֡רְתִּי שָׁ֡ם אֵ֣צֶל מַלְכֵ֡י פָּרָֽס׃
vshar malkvt paras ʿomed lnegdiy ʿeshriym vʾeḥad yvom vhineh miykaʾel ʾaḥad hashariym hariʾshoniym baʾ lʿazreniy vaʾaniy nvotartiy sham ʾeṣel malkey paras