וְהַמִּזְבֵּ֣חַ נִקְרָ֔ע וַיִּשָּׁפֵ֥ךְ הַדֶּ֖שֶׁן מִן־הַמִּזְבֵּ֑חַ כַּמּוֹפֵ֗ת אֲשֶׁ֥ר נָתַ֛ן אִ֥ישׁ הָאֱלֹהִ֖ים בִּדְבַ֥ר יְהוָֽה׃
The altar also was rent, and the ashes poured out from the altar, according to the sign which the man of God had given by the word of the LORD.
Read kabbalistic (mystical) interpretation of I Kings 13:5: and classical mystical sources.