עָ֘לָ֤ה עָשָׁ֨ן ׀ בְּאַפּ֗וֹ וְאֵשׁ־מִפִּ֥יו תֹּאכֵ֑ל גֶּ֝חָלִ֗ים בָּעֲר֥וּ מִמֶּֽנּוּ׃
Smoke arose up in His nostrils, and fire out of His mouth did devour; coals flamed forth from Him.
Read kabbalistic (mystical) interpretation of Psalms 18:9: and classical mystical sources.