כָּל־כְּבוּדָּ֣ה בַת־מֶ֣לֶךְ פְּנִ֑ימָה מִֽמִּשְׁבְּצ֖וֹת זָהָ֣ב לְבוּשָֽׁהּ׃
All glorious is the king's daughter within the palace; Her raiment is of chequer work inwrought with gold.
Read kabbalistic (mystical) interpretation of Psalms 45:14: and classical mystical sources.