<a href="https://retireo.org/phoenix/broadway-terrace-affordable-housing-for-seniors-62/" title="Broadway Terrace - Affordable Housing for Seniors 62+ — retirement communities in Phoenix"><img src="https://retireo.org/phoenix/broadway-terrace-affordable-housing-for-seniors-62/badge.svg" alt="Broadway Terrace - Affordable Housing for Seniors 62+ — retirement communities in Phoenix" 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.