וְהִנֵּ֨ה גַם־צָד֜וֹק וְכָֽל־הַלְוִיִּ֣ם אִתּ֗וֹ נֹֽשְׂאִים֙ אֶת־אֲרוֹן֙ בְּרִ֣ית הָאֱלֹהִ֔ים וַיַּצִּ֙קוּ֙ אֶת־אֲר֣וֹן הָאֱלֹהִ֔ים וַיַּ֖עַל אֶבְיָתָ֑ר עַד־תֹּ֥ם כָּל־הָעָ֖ם לַעֲב֥וֹר מִן־הָעִֽיר׃
And, lo, Zadok also came, and all the Levites with him, bearing the ark of the covenant of God; and they set down the ark of God—but Abiathar went up—until all the people had done passing out of the city.
Read halakhic rulings (Jewish law) on II Samuel 15:24: and classical halakhic sources.