King James Version (KJV)
Ought ye not to know that the LORD God of Israel gave the kingdom over Israel to David for ever, even to him and to his sons by a covenant of salt?
Modern English
Ought you not to know that the LORD God of Israel gave the kingship over Israel forever to David and his sons by a covenant of salt?
Hebrew
הֲלֹ֣א לָכֶ֡ם לָ֠דַ֡עַת כִּ֠י יְהוָ֡ה אֱלֹהֵ֣י יִשְׂרָאֵ֡ל נָתַ֣ן מַמְלָ֣כָה לְ֠דָוִ֡יד עַל יִשְׂרָאֵ֡ל לְ֠עוֹלָ֡ם ל֠וֹ וּ֠לְבָנָ֡יו בְּ֠רִ֠ית מֶ֡לַח׃
haloʾ lakem ladaʿat kiy yhvah ʾelohey yishraʾel natan mamlakah ldaviyd ʿal yishraʾel lʿvolam lvo vlbanayv briyt melaḥ