исламской

исламской

"Islamic."

Here, 'исламской' is an adjective in the genitive case describing 'культуры' (culture), referring to something related to Islam as a religion.

Эта мечеть является важной частью исламской культуры.

This mosque is an important part of Islamic culture.

The word 'исламской' is used as an attributive adjective referring to 'каллиграфии' (calligraphy), again emphasizing the cultural connection to Islam.

В музее мы увидели множество исламской каллиграфии.

At the museum, we saw many examples of Islamic calligraphy.

In this context, 'исламской' modifies 'философии' (philosophy), indicating an association with Islamic thought and traditions.

На конференции был доклад о роли женщин в исламской философии.

At the conference, there was a presentation on the role of women in Islamic philosophy.