Need to bury my mom Janice Adair

Needing help to bury my mom whom passed away 2 days ago and her life insurance is contesting her policy , there not wanting to pay due to her dieing 8 days before her 2 year being alive. My mom died very suddenly . It's only my brother and I left and we don't have this kind of money to my mom to rest ! She already embomed we planned funeral and find this out we need help please . Thank you so much