Undocking from DS9

In-Universe:
The U.S.S. Defiant uses reverse thrusters to back away from DS9 and head towards the wormhole.

Production:
The physical model is filmed for this sequence. The flood light that appears above the bridge to lighten the registry was a homage to Star Trek The Motion Picture and created using a flashlight.

This scene appeared in these episodes:

EpisodeTitleTimestamp
3x01 The Search, Part I 11:54 - 12:01
3x09 Defiant 11:34 - 11:43
3x21 The Die is Cast 18:49 - 18:59
4x23 To The Death 3:28 - 3:36
5x26 Broken Link 17:48 - 18:03
5x13 For the Uniform 22:20 - 22:22
7x24 The Dogs of War 1:18 - 1:22
7x25 What You Leave Behind 4:33 - 4:37