זֹ֤רְמוּ מַ֨יִם ׀ עָב֗וֹת ק֭וֹל נָתְנ֣וּ שְׁחָקִ֑ים אַף־חֲ֝צָצֶ֗יךָ יִתְהַלָּֽכוּ׃
The clouds flooded forth waters; The skies sent out a sound; Thine arrows also went abroad.
Read kabbalistic (mystical) interpretation of Psalms 77:18: and classical mystical sources.