Pakpattan police confirmed the arrest, stating the suspect allowed the insulting post to be shared within the WhatsApp group.
Additional Session Judge M Tariq Ayub delivered the ruling.
South Traffic Police Sub-Inspector Rana Muhammad Latif and Constable Driver Mir Zaman found a handbag labeled with the name “Muhammad Yousuf” and a mobile number.
During the initial investigation by the Karachi police, the girl claimed that she had left of her own accord.
The police have warned of strict penalties in case of violation.
Authorities are still trying to determine where Sarim was kept and murdered within the apartments.
According to SSP Arif Aziz, search operations are actively being conducted in various parts of Lyari.
The film was directed by Israeli journalist Yuval Abraham and Palestinian journalist Basel Adra.
Saif remained hospitalised for six days.
Rajab Butt's probation officer must approve the content before it is uploaded to YouTube.