וָאֵרֵ֖ד בֵּ֣ית הַיּוֹצֵ֑ר והנהו [וְהִנֵּה־] [ה֛וּא] עֹשֶׂ֥ה מְלָאכָ֖ה עַל־הָאָבְנָֽיִם׃
Then I went down to the potter’s house, and, behold, he was at his work on the wheels.
Read kabbalistic (mystical) interpretation of Jeremiah 18:3: and classical mystical sources.