Śabdaśāstra

Śabdaśāstra · śabda-śāstra, “the śāstra of words”

Grammar: neuter noun; śabda (word) with śāstra.

Meaning: grammar, a śāstra to be known by a king.

In the scriptures: in the dharma of sadācāra, Śrī Kṛshṇa tells Yudhishṭhira that a king should know Śabdaśāstra, Yajñaśāstra, Gāndharvaśāstra, Kalāśāstra and Itihāsa-Purāṇa, besides Dhanurveda and Nītiśāstra.

Source: Bhavishya Purāṇa, Uttara Parva, Chapter 205

Sources

• Bhavishya Purāṇa, Uttara Parva, Chapter 205