http://sparrowa7io5pz6ud3ehqzosvepbxbxt2zphmkjsylp2zgxooko23pqd.onion/docs/connect-node.html
If you haven’t read the Quick Start guide yet, that’s a good place to learn how to install and get introduced to Sparrow. Bitcoin Core setup Local setup Before you can connect to Bitcoin Core, you will need to make sure that it is configured correctly.