הָאֹמֵ֤ר לְכ֙וֹרֶשׁ֙ רֹעִ֔י וְכָל־חֶפְצִ֖י יַשְׁלִ֑ם וְלֵאמֹ֤ר לִירוּשָׁלִַ֙ם֙ תִּבָּנֶ֔ה וְהֵיכָ֖ל תִּוָּסֵֽד׃ (ס)
That saith of Cyrus: ‘He is My shepherd, And shall perform all My pleasure’; Even saying of Jerusalem: ‘She shall be built’; And to the temple: ‘My foundation shall be laid.’
Read halakhic rulings (Jewish law) on Isaiah 44:28 from the Mishneh Torah and classical halakhic sources, free online.