King James Version (KJV)
And unto his son will I give one tribe, that David my servant may have a light alway before me in Jerusalem, the city which I have chosen me to put my name there. {light: Heb. lamp, or, candle}
Modern English
To his son will I give one tribe, that David my servant may have a lamp always before me in Jerusalem, the city which I have chosen for myself to put my name there.
Hebrew
וְלִבְנ֖וֹ אֶתֵּ֣ן שֵֽׁבֶט־אֶחָ֑ד לְמַ֣עַן הֱיֽוֹת־נִ֣יר לְדָֽוִיד־עַ֠בְדִּי כָּֽל־הַיָּמִ֤ים ׀ לְפָנַי֙ בִּיר֣וּשָׁלִַ֔ם הָעִיר֙ אֲשֶׁ֣ר בָּחַ֣רְתִּי לִ֔י לָשׂ֥וּם שְׁמִ֖י שָֽׁם׃
vlibnvo ʾeten shebeṭ-ʾeḥad lmaʿan heyvot-niyr ldaviyd-ʿabdiy kal-hayamiym ׀ lpanay biyrvshaliam haʿiyr ʾasher baḥartiy liy lasvm shmiy sham