Sanskrit

तन्त्र्यादिवाद्यशब्देषु दीर्घेषु क्रमसंस्थितेः।
अनन्यचेताः प्रत्यन्ते परव्योमवपुर् भवेत्॥ ४१॥

Transliteration

tantryādivādyaśabdeṣu dīrgheṣu kramasaṁsthiteḥ |
ananyacetāḥ pratyante paravyomavapur bhavet|| 41 ||

Translation

When one-pointed awareness on the prolonged inner sounds of different musical instruments, such as stringed, wind and percussion, is gradually established, in the end the body becomes the supreme space.