My iPhone is being hacked

Immediately stop sharing your Apple ID.

Make sure that each family member has a unique Apple ID - Apple Support

If you never intentionally shared it:

If you think your Apple ID has been compromised - Apple Support

A reasonable explanation of what you’re seeing is that your AppleID has been compromised.

See:

If you think your Apple ID has been compromised - Apple Support

Hello~ Take a look here…

If you think your Apple ID has been compromised - Apple Support

Is someone telling you this?

Recognize and avoid phishing messages, phony support calls, and other scams - Apple Support

~Katana-San~