King James Version (KJV)
Only the LORD give thee wisdom and understanding, and give thee charge concerning Israel, that thou mayest keep the law of the LORD thy God.
Modern English
Only, may the LORD grant you discretion and understanding, that when he gives you charge over Israel you may keep the law of the LORD your God.
Hebrew
אַ֗ךְ יִֽתֶּן לְךָ֤ יְהוָה֙ שֵֽׂכֶל וּבִינָ֔ה וִיצַוְּךָ֖ עַל יִשְׂרָאֵ֑ל וְלִ֠שְׁמֹר אֶת תּוֹרַ֛ת יְהוָ֥ה אֱלֹהֶ֖יךָ׃
ʾak yiten lka yhvah shekel vbiynah viyṣavka ʿal yishraʾel vlishmor ʾet tvorat yhvah ʾeloheyka