I Kings 7:37 Midrash

כָּזֹ֣את עָשָׂ֔ה אֵ֖ת עֶ֣שֶׂר הַמְּכֹנ֑וֹת מוּצָ֨ק אֶחָ֜ד מִדָּ֥ה אַחַ֛ת קֶ֥צֶב אֶחָ֖ד לְכֻלָּֽהְנָה׃ (ס)

After this manner he made the ten bases; all of them had one casting, one measure, and one form.

Read midrashic interpretation of I Kings 7:37: and classical rabbinic exegesis.