Movie Summary Thiruvarutchelvar is a 1967 Tamil devotional film that tells the story of the great Shaivite Nayanar saints, particularly focusing on the lives and devotion of Appar, Sundarar, and Gnanasambandar, and their unwavering faith in Lord Shiva.

Song Credits - Song: Kadhalaa - Movie: Thiruvarutchelvar (1967) - Lyricist: Kannadasan - Music Director: K. V. Mahadevan - Singers: T. M. Soundararajan, P. Susheela

Musical Style The song is a devotional melody in the Carnatic-influenced film music style typical of K. V. Mahadevan, blending classical raga-based composition with orchestral arrangements for the cinematic setting.

Raga Details The song is set in the raga Kalyani.

Key Artists Involved - Director: A. P. Nagarajan - Starring: Sivaji Ganesan, Gemini Ganesan, R. Muthuraman, Bharathi, Manorama - Music: K. V. Mahadevan - Lyrics: Kannadasan

Scene Context The song appears in a sequence depicting devotion and emotional surrender to Lord Shiva, characteristic of the film's narrative celebrating the lives of the Nayanmars and their deep love for the divine.