how do i get my old texts, pics. and numbers from old phone?

or https://support.apple.com/en-us/HT201269

if your old phone is still working and turned on, when you set up the new one with the same Apple ID and they are next to each other all the data should copy across if you accept the invitation to do so.

Or you can restore the new phone from the backup of the old one.

https://support.apple.com/en-gb/HT210216