Answer

Trishla Mata ke bhai Chetak ki patni ka naam Subhadra mana jata hai; kuch Jain granthon me unhe Bhadra/Subhadra bhi kaha gaya hai. ( jainworld.jainworld.com)

Explanation

Jain parampara ke anusaar Chetak aur Subhadra ke putra-putriyan thi, aur Trishla Mata unki putriyon me se ek thi. ( jainworld.jainworld.com)

Spiritual Understanding

Mahavira Swami ka parivarik sambandh Vaishali ke is dharmik aur rajkiya kul se juda hua tha, isliye Chetak aur Subhadra ka naam Jain itihas me bahut mahatvapurn mana jata hai. ( jainworld.jainworld.com)

Takeaway

Chetak ki patni = Subhadra. ( jainworld.jainworld.com)