| Canon source | Backstage source | Novel source | DITL speculation |
| # | Series | Season | Source | Comment |
| 1 | TOS | 1 | Errand of Mercy | |
| 2 | DS9 | 2 | Blood Oath | |
| 3 | DS9 | 4 | The Sword of Kahless |
| Series : | TOS Season 1 |
| Episode : | Errand of Mercy |
| Series : | DS9 Season 2 |
| Episode : | Blood Oath |
| Series : | DS9 Season 4 |
| Episode : | The Sword of Kahless |
| © Graham & Ian Kennedy | Page views : 14,944 | Last updated : 13 Jun 2004 |
