Literally the second half of the pilot.
Horribly stitled deliveries!
Reams and reams and reams of technobabble! (these two: possibly not unrelated)
Kira's bad hair!
And yet the seeds are there of the absolute bestest Star Trek EVAH. For all that the "we're nonlinear, by the way!" stuff is overexplained, just a tad.
Batshit theory: Dax was clearly the first choice to be Emissary, but she was too sensible to let godlike entities give her a Destiny.