This is the 8532nd most frequent Russian word.
нурислама
The word "нурислама" does not have a clear or widely recognized meaning in Russian; it might be a name or a transliteration error.
Here, 'Нурислама' is used as a proper noun, likely a given name, in the role of the subject of the sentence.
Нурислама был рад видеть своих друзей.
Nurislama was happy to see his friends.
In this sentence, 'Нурислама' is used in the genitive case to denote possession or association with the possessive noun.
Мы говорили о жизненном пути Нурислама.
We talked about Nurislama's life journey.
Here, 'Нурислама' is in the genitive case and indicates the origin of the letter mentioned in the context.