King James Version (KJV)
And I will dash them one against another, even the fathers and the sons together, saith the LORD: I will not pity, nor spare, nor have mercy, but destroy them. {one...: Heb. a man against his brother} {but...: Heb. from destroying them}
Modern English
I will dash them one against another, even the fathers and the sons together,” says Yahweh: “I will not pity, spare, or have compassion, that I should not destroy them.”’”
Hebrew
וְנִפַּצְתִּים֩ אִ֨ישׁ אֶל־אָחִ֜יו וְהָאָב֧וֹת וְהַבָּנִ֛ים יַחְדָּ֖ו נְאֻם־יְהוָ֑ה לֹֽא־אֶחְמ֧וֹל וְלֹֽא־אָח֛וּס וְלֹ֥א אֲרַחֵ֖ם מֵהַשְׁחִיתָֽם׃
vnipaṣtiym ʾiysh ʾel-ʾaḥiyv vhaʾabvot vhabaniym yaḥdav nʾum-yhvah loʾ-ʾeḥmvol vloʾ-ʾaḥvs vloʾ ʾaraḥem mehashḥiytam