The most common song associated with DAV (Dayanand Anglo-Vedic) schools across India is the (often called the Prarthana or school anthem), which is traditionally sung in Hindi (or Sanskritized Hindi).
It seems you are looking for the lyrics or the piece (composition) of the
Jai ho, jai ho, DAV, jai ho... Musical Notes (Basic Piece – Sa Re Ga Ma) If you need the melody piece (for harmonium or piano), the song is typically set in C major (medium tempo, march-like rhythm). Here is the opening line: dav hindi school song
S S R G S S R G S S R G M - M Ve-don ka rakh-wa-la, San-skri-ti ka u-ji-ya-la...
Vedon ka rakhwala, sanskriti ka ujiyala, Jag mein jiska hai nishan, DAV DAV. Satyam, Shivam, Sundaram, yeh hai apna param dharm, Chaar dishaon mein jiska samman, DAV DAV. The most common song associated with DAV (Dayanand
Jai ho, jai ho, DAV, jai ho, Tera jeevan ambar chhoo le, Tu badh chala aa, naye subah ko roshni de, Jai ho, jai ho, DAV, jai ho.
Swami Dayanand ka sapna, hum sab ka apna apna, Vidya ka deep jalaye, andhkar mitaye. Nari shakti ko jagaye, desh ka bhavya banaye, Hum sabka ek payegan, DAV DAV. Here is the opening line: S S R
P - P M - G R S D H S - - Jai ho, jai ho, DAV, jai ho... If you meant a different specific song (e.g., a regional DAV school like "DAV Boys School, Chennai" or "DAV Public School, Pune" has its own unique school song), please share the school's full name or the first line of the lyrics. Otherwise, the above is the standard DAV Hindi School Song used in most branches.