Ipad

You would be well advised to prepare the iPad properly for reuse - as this will ensure that the Activation Lock associated with the original AppleID is removed, along with all data and other sensitive information:

What to do before you sell, give away or trade in your iPhone, iPad or iPod touch – Apple Support

Exactly how old an iPad are you referring to?

What year and model iPad and what is the current iOS version it is running?