King James Version (KJV)
And that they should keep the charge of the tabernacle of the congregation, and the charge of the holy place, and the charge of the sons of Aaron their brethren, in the service of the house of the LORD.
Modern English
Thus they were to keep charge of the tent of meeting and charge of the holy place, and to attend the sons of Aaron, their brothers, for the service of the house of the LORD.
Hebrew
וְשָׁמְר֞וּ אֶת מִשְׁמֶ֣רֶת אֹ֣הֶל מוֹעֵ֗ד וְאֵ֚ת מִשְׁמֶ֣רֶת הַקֹּ֔דֶשׁ וּמִשְׁמֶ֕רֶת בְּנֵ֥י אַהֲרֹ֖ן אֲחֵיהֶ֑ם לַעֲבֹדַ֖ת בֵּ֥ית יְהוָֽה׃
vshamrv ʾet mishmeret ʾohel mvoʿed vʾet mishmeret haqodesh vmishmeret bney ʾaharon ʾaḥeyhem laʿabodat beyt yhvah