Hello Debbie365,
Thank you for using Apple Support Communities! I understand that you would like to know if there is a way for you to automatically pair your original Apple Pencil with your iPad Pro. I would be happy to provide information about how this process works.
Here's a resource that could help:
Use Apple Pencil with your iPad or iPad Pro - Apple Support
After you initially pair your Apple Pencil by plugging it into the Lightning connector of your iPad, it will stay paired until one of the following scenarios happens:
"After you pair your Apple Pencil, it will stay paired until you restart your iPad, turn on airplane mode, or pair with another iPad. Just pair your Apple Pencil again when you're ready to use it."
Take care!