We use Geyser and Floodgate for Bedrock Client support.
In order to make that process easier, you can link your accounts using the instructions above. if you want to use your Bedrock account as an Alt, unlink your accounts.
If you need to purchase a Java or Bedrock account, please do so at Minecraft's Official Site

Once you link you accounts, you can connect via;

Play.SapphireMC.Space Port:10100
Network.SapphireMC.Space Port:10100

For some bedrock users on Consoles, you'll have to follow some work arounds to join external servers like ours.