कहने का भाव यह है कि काशी को जितना भगवान विश्वनाथ के नाम से जाना जाता है,उतना ही काशी को भारत रत्न से सम्मानित प्रिसिद्ध सहनाई वादक बिस्मिलाह खां के नाम से भी जाना जाता है।

However, I can provide you with some guidance on how to approach the question.

To answer this question, you need to explain the relationship between Baba Vishwanath and Bismillah Khan in Kashi (Varanasi). Here is an example of how you can structure your response:

Introduction:
Start by briefly introducing the topic and mentioning that Baba Vishwanath and Bismillah Khan have a significant connection in Kashi.

Main Explanation:
1. Historical Background:
Provide some historical context about Baba Vishwanath and Bismillah Khan. Explain that Baba Vishwanath is a highly revered deity and the presiding deity of the famous Kashi Vishwanath Temple in Varanasi. Bismillah Khan, on the other hand, is a legendary shehnai maestro who was born and raised in Varanasi.

2. Commonality in Devotion:
Highlight the common thread of devotion that connects Baba Vishwanath and Bismillah Khan. Explain that both individuals have a deep sense of spirituality and have dedicated their lives to their respective crafts - Baba Vishwanath as the divine deity and Bismillah Khan as a musician.

3. Symbolism and Harmony:
Discuss the symbolism and harmony between Baba Vishwanath and Bismillah Khan. Explain how the sound of Bismillah Khan's shehnai is often associated with the divine presence of Baba Vishwanath in the temple premises. Describe how the music played by Bismillah Khan during religious ceremonies and festivals creates a spiritual ambiance and enhances the devotees' connection with Baba Vishwanath.

4. Promotion of Cultural Heritage:
Emphasize the significance of Baba Vishwanath and Bismillah Khan in promoting the cultural heritage of Varanasi. Explain that their association has brought worldwide recognition to the city as a hub of spirituality and music. Mention how their legacy continues to inspire and attract pilgrims and music enthusiasts from all over the world.

Conclusion:
Summarize your response by reiterating the purak (complementary) relationship between Baba Vishwanath and Bismillah Khan in Kashi. Highlight the spiritual and cultural significance of their connection in fostering devotion and promoting the rich heritage of Varanasi.

Remember to adhere to the word limit and maintain a clear and coherent writing style.