<a href="https://retireo.org/seattle/emerald-city-at-greenlake-senior-living/" title="Emerald City at Greenlake Senior Living — retirement communities in Seattle"><img src="https://retireo.org/seattle/emerald-city-at-greenlake-senior-living/badge.svg" alt="Emerald City at Greenlake Senior Living — retirement communities in Seattle" width="300" height="84"></a>

Paste it into your website — most site builders (Wix, Squarespace, WordPress) have an "embed code" or "custom HTML" block. The footer is a good spot.