Faith leaders from across Wales met at the at Darul Isra Mosque in Cardiff on Monday evening to form a human chain in a display of solidarity with the Muslim community.
Those in attendance included Arch Deacon Peggy Jackson, Rev Michael John (area Dean for Llandaff), Dr Eva Elliot (Cardiff University and Canton Uniting Church), Father Tony Furlong (St Peters RC Church), Rabbi Rose (Cardiff United Synagogue) and Jon Cox (CitizensUK).
Detectives have been given more time to question a man from Cardiff arrested in connection with the Finsbury Park attack.
South Wales Police has arrested a man after abusive comments about the Finsbury Park attack were made on social media.
Officers visited a van - believed to be the one used in the London attack the next day - in the early hours of Sunday, ITV News has learned.