Answer

Haan, Śvetāmbara Jain paramparā ke anusar Bhagwan Pārśvanāth ko Prasenajit raja ki putri Prabhāvati se vivah hua tha; isliye unhe Prasenajit raja ka jamai mana jata hai. ( jainqq.org)

Explanation

Is varnan mein Prasenajit ko Kaushala ka raja bataya gaya hai aur Prabhāvati unki putri thi. Jain paramparā ke is account ke hisab se Pārśvanāth unke jamai hue. ( jainqq.org)

Spiritual Understanding

Jain katha-sahitya mein aise sambandh Tīrthaṅkar ke raja-samāj se connection ko dikhate hain, lekin Pārśvanāth ki mukhya mahima unki vitarāgta aur dharma-prabhāvna mein hai. ( jainqq.org)

Takeaway

Short answer: Haan, Pārśvanāth ko Prasenajit raja ka jamai mana jata hai, khaaskar Śvetāmbara varnan mein. ( jainqq.org)