I cannot find any information about a significant sporting event called "AZ wint in Istanboel, achtste finales" in readily available English-language sources. The phrasing suggests a Dutch-language source referencing a soccer (football) match where AZ Alkmaar won a round-of-16 match (achtste finales) in Istanbul.

To write a compelling blog post about this, I need more details. Please provide:

• The full name of the competition: Was this the Champions League, Europa League, Europa Conference League, or another tournament? Knowing the competition is crucial for context and SEO.
• The date of the match: This is essential for identifying the specific game.
• The score of the match: The score is a key detail readers will want to know.
• Key players and their performances: Mentioning standout players and their contributions enhances the article's interest.
• A summary of the match: Describe the key moments, the tactics employed by each team, and the overall flow of the game.
• Post-match reactions: Include quotes from the coach or players, if available.
• Images and videos: Links to relevant image or video content (not downloads) would significantly improve the post's engagement.

Once I have this information, I can write a comprehensive SEO-optimized blog post using relevant keywords and proper headings. The structure would look something like this:

AZ Alkmaar Triumphs in Istanbul: Round of 16 Victory! (Example Title - needs to be adapted)

(Date of Match) - AZ Alkmaar secured a stunning victory against [Opponent's Name] in Istanbul, advancing to the [Next Round] of the [Competition Name] with a [Score] win.

A Thrilling Match in Turkey

This section would describe the match's key events, highlighting the most important moments and turning points. I would naturally incorporate relevant keywords like "AZ Alkmaar," "Istanbul," "[Competition Name]," "round of 16," "victory," and "football" (or "soccer").

Key Players Shine in Istanbul

This section would focus on individual player performances, mentioning specific goalscorers, assists, and outstanding defensive plays. Mentioning player names adds context and improves SEO.

Post-Match Reactions: [Coach's Name] and the Players Speak

Quotes from the coach and players would add authenticity and provide valuable insights into the game.

Looking Ahead: AZ Alkmaar's Road to [Next Stage]

This section would briefly discuss AZ Alkmaar's prospects in the next round of the competition and set the stage for future matches.

Conclusion

A concise summary of the match and its significance for AZ Alkmaar.

By incorporating all this information and using proper keyword optimization and structuring, the resulting blog post would be much more effective in search engine optimization. Please provide the necessary details, and I will craft a high-quality SEO-optimized blog post for you.