וּשְׁנַ֥יִם זֵיתִ֖ים עָלֶ֑יהָ אֶחָד֙ מִימִ֣ין הַגֻּלָּ֔ה וְאֶחָ֖ד עַל־שְׂמֹאלָֽהּ׃
and two olive-trees by it, one upon the right side of the bowl, and the other upon the left side thereof.’
Read kabbalistic (mystical) interpretation of Zechariah 4:3: and classical mystical sources.