וַיִּבְנֶ֧ה אֶת־הָאֲבָנִ֛ים מִזְבֵּ֖חַ בְּשֵׁ֣ם יְהוָ֑ה וַיַּ֣עַשׂ תְּעָלָ֗ה כְּבֵית֙ סָאתַ֣יִם זֶ֔רַע סָבִ֖יב לַמִּזְבֵּֽחַ׃
And with the stones he built an altar in the name of the LORD; and he made a trench about the altar, as great as would contain two measures of seed.
Read kabbalistic (mystical) interpretation of I Kings 18:32: and classical mystical sources.