Just had to replace my Note 8 battery, ended up shattering the back glass trying to remove it, and replaced it with a clear back :D (please don't judge my mountain dew
Original Replacement Samsung Battery For Galaxy Note 8 Note8 N9508 N9500 Project Baikal Genuine Battery Eb-bn950abe Eb-bn950aba - Mobile Phone Batteries - AliExpress
SAMSUNG: Galaxy Note 8 Battery Replacement
Amazon.com: UooFide Battery for Galaxy Note 8 Replacement, Compatible with Samsung Galaxy Note 8 SM-N950 All Carriers EB-BN950ABE EB-BN950ABA with Professional Repair Tools Kit : Cell Phones & Accessories
Samsung Galaxy Note 8 Battery Replacement - MK Mobile