https://wccftech.com/you-can-now-ask-siri-to-play-music-from-deezer-on-your-homepod-or-homepod-mini/

Deezer has announced that you can use Siri to play music from their library of songs right on the HomePod or HomePod mini.

You can play music straight to the HomePod or HomePod mini using AirPlay. But, it is not quite 'native' support. Today, Deezer has announced that you can ask Siri to play music from Deezer straight on your HomePod or HomePod mini. This means you do not have to pull out your iPhone or iPad in order to play songs. Just ask Siri and the assistant will do it for you.