וְעָלֶ֙יהָ֙ כְּתֹ֣נֶת פַּסִּ֔ים כִּי֩ כֵ֨ן תִּלְבַּ֧שְׁןָ בְנוֹת־הַמֶּ֛לֶךְ הַבְּתוּלֹ֖ת מְעִילִ֑ים וַיֹּצֵ֨א אוֹתָ֤הּ מְשָֽׁרְתוֹ֙ הַח֔וּץ וְנָעַ֥ל הַדֶּ֖לֶת אַחֲרֶֽיהָ׃
Now she had a garment of many colours upon her; for with such robes were the king’s daughters that were virgins apparelled.—And his servant brought her out, and bolted the door after her.
Read midrashic interpretation of II Samuel 13:18: and classical rabbinic exegesis.