Exodus 25:27 Kabbalah

לְעֻמַּת֙ הַמִּסְגֶּ֔רֶת תִּהְיֶ֖יןָ הַטַּבָּעֹ֑ת לְבָתִּ֣ים לְבַדִּ֔ים לָשֵׂ֖את אֶת־הַשֻּׁלְחָֽן׃

Close by the border shall the rings be, for places for the staves to bear the table.

Read kabbalistic (mystical) interpretation of Exodus 25:27: and classical mystical sources.