It’s not Swedish. It’s detuned English. Other things mentioned include Hammersmith Socialist Choir. Sounds like someone reading from Holsts biography from Here
Oh and Gustav Holst created Whitsun music festival. Whitsun, the Christian celebration takes place this year on 23rd May right by the Glastonbury performance for Coldplay.
The Planets by Holst is well worth a listen to on YouTube. Wouldn’t be surprised if it’s sampled on the Coldplay album as has been used/sampled in film/music for years