http://xsvezfazp7qhhae7eyaukdmpch5odncxphf7kfogak7bvyg3mclejsid.onion/bible/content/bible/cryptocurrencies/bitcoin/sending_bitcoins/index.html
This process is to break the chain of custody to you, and add plausible deniablity. Once converted to XMR it cannot be traced anymore. If you were to be questioned about converting you can just say you sent them for consulting, or simply say you no longer have access to the wallet.