She standeth in the top of high places. — i.e., in the higher parts of the city, where her voice will best be heard.
By the way... — She goes everywhere where she may find the greatest concourse of people, “God not being willing that any should perish, but that all should come to repentance” (2 Peter 3:9). So the apostles made large centres of population such as Antioch, Ephesus, or Corinth, the headquarters of their missionary enterprise.