Albert Barnes Commentary Jeremiah 5:1

"Run ye to and fro through the streets of Jerusalem, and see now, and know, and seek in the broad places thereof, if ye can find a man, if there be any that doeth justly, that seeketh truth; and I will pardon her." — Jeremiah 5:1 (ASV)

The broad places - The open spaces next to the gates, and other places of gathering.

A man - Or, anyone.

He who executes - “That” practices.

Truth - uprightness, probity .