וְהַתָּ֗א קָנֶ֨ה אֶחָ֥ד אֹ֙רֶךְ֙ וְקָנֶ֤ה אֶחָד֙ רֹ֔חַב וּבֵ֥ין הַתָּאִ֖ים חָמֵ֣שׁ אַמּ֑וֹת וְסַ֣ף הַ֠שַּׁעַר מֵאֵ֨צֶל אוּלָ֥ם הַשַּׁ֛עַר מֵֽהַבַּ֖יִת קָנֶ֥ה אֶחָֽד׃
And every cell was one reed long, and one reed broad; and the space between the cells was five cubits; and the jambs of the gate by the porch of the gate within were one reed.
Read midrashic interpretation of Ezekiel 40:7: and classical rabbinic exegesis.