וַיִּשְׁמַ֤ע יְהוָה֙ אֶל־יְחִזְקִיָּ֔הוּ וַיִּרְפָּ֖א אֶת־הָעָֽם׃ (ס)
And the LORD hearkened to Hezekiah, and healed the people.
Read Kabbalistic (mystical) interpretations of II Chronicles 30:20: Zohar and classical Jewish mystical sources, free online.