Исполнялись

17 Так исполнялись слова,

17 So исполнялись [speech, the words, word, words],

сказанные че́рез проро́ка Иса́ию:

сказанные [across, by way of, through] [prophet, the prophet] [Esaias, Isaiah]:

This was to fulfill what was spoken by the prophet Isaiah:
Matthew 12:17 ESV

That it might be fulfilled which was spoken by Esaias the prophet,
saying,
Matthew 12:17 KJV