Mahalaya is an auspicious occasion observed seven days before the Durga Puja, and heralds the advent ofDurga, the goddess of supreme power. It's a kind of invocation or invitation to the mother goddess to descend on earth - "Jago Tumi Jago". This is done through the chanting of mantras and singing devotional songs....
Here is the Mahisasur Mardini by Birendra Krishna Bhadre...
>>MahisasurMardini1.mp3
>>Mahisasurmardini2.mp3

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