The kneeling person under a roof symbolizes a place of prayer. This could be a church or a mosque. The sign can be found at airports, for example.
The place of worship emoji was introduced in 2015 and released as part of the Unicode 11.0 standard. This emoji can be found under the symbols category. Because the place of worship emoji has been around for quite some time, it should display correctly in the majority of operating systems.

Here you'll find a range of emojis on how they will look using different operating systems. Each company will design an emoji according to their own style. Here we have listed the most popular platforms around to see how the emoji will look on their screens.

Short Codes:

:place_of_worship:
:worship_symbol:

Hex Code:

🛐

Decimal Code:

🛐

Punycode:

xn--c88h

URL Escape Code:

%F0%9F%9B%90

JavaScript & JSON:

\ud83d\uded0

CSS Code:

content: '\01F6D0';