Before revision: Until Crew-9 arrived, they along with their seat liners will move to SpaceX Crew-8, their temporary emergency evacuation spacecraft, after which they and their seat liners will transfer to Crew-9.
After revision: Until Crew-9 arrived, they along with their seat liners moved to SpaceX Crew-8, their temporary emergency evacuation spacecraft, after which they and their seat liners transferred to Crew-9.