Besides the author's area of expertise—astrology and astronomy—the work contains a wide variety of other topics.His book is divided into 3 sections namely Tantra, Hora and Samhita.
[9] According to Varāhamihira, in some verses he was merely summarizing earlier existing literature on astronomy, Shilpa Sastra and temple architecture, yet his presentation of different theories and models of design are among the earliest texts that have survived.
[10][11] Several chapters of the text - such as Chitraymayura, Drgargala (Jalagala-shastra) and Prasada-lakshana - were studied as independent treatises by later scholars, who regarded Varāhamihira as an authority on a variety of topics.
c. 1350/1375) composed Tarjamah i Barahi, a Persian translation of Brhat-samhita, for the Delhi Sultan Firuz Shah Tughluq.
[14] For modern scholars, the wide range of the text makes it a very useful source of history about the contemporary period.