If just change the device, the seed phrase has checksum som if device accepts it. No need to verify everything. But if you create new seed phrase with the new device, you have to verify the backup of the seed phrase is correct. Generate new seed phrase -> enter it in device. Generate public address and send some small amount. Reset the device and recover from seed phrase, if the send satoshis are there. You are good to go. After that make many copies or seed phrase and distribute them to different geographical locations.