King James Version (KJV)
And it shall be in that day, {that} living waters shall go out from Jerusalem; half of them toward the former sea, and half of them toward the hinder sea: in summer and in winter shall it be. {former: or, eastern}
Modern English
It will happen in that day, that living waters will go out from Jerusalem; half of them toward the eastern sea, and half of them toward the western sea; in summer and in winter will it be.
Hebrew
וְהָיָ֣ה ׀ בַּיּ֣וֹם הַה֗וּא יֵצְא֤וּ מַֽיִם־חַיִּים֙ מִיר֣וּשָׁלִַ֔ם חֶצְיָ֗ם אֶל־הַיָּם֙ הַקַּדְמוֹנִ֔י וְחֶצְיָ֖ם אֶל־הַיָּ֣ם הָאַחֲר֑וֹן בַּקַּ֥יִץ וּבָחֹ֖רֶף יִֽהְיֶֽה׃
vhayah ׀ bayvom hahvʾ yeṣʾv mayim-ḥayiym miyrvshaliam ḥeṣyam ʾel-hayam haqadmvoniy vḥeṣyam ʾel-hayam haʾaḥarvon baqayiṣ vbaḥoref yihyeh