Declension table of ?agastyaśāsta

Neuter	Singular	Dual	Plural
Nominative	agastyaśāstam	agastyaśāste	agastyaśāstāni
Vocative	agastyaśāsta	agastyaśāste	agastyaśāstāni
Accusative	agastyaśāstam	agastyaśāste	agastyaśāstāni
Instrumental	agastyaśāstena	agastyaśāstābhyām	agastyaśāstaiḥ
Dative	agastyaśāstāya	agastyaśāstābhyām	agastyaśāstebhyaḥ
Ablative	agastyaśāstāt	agastyaśāstābhyām	agastyaśāstebhyaḥ
Genitive	agastyaśāstasya	agastyaśāstayoḥ	agastyaśāstānām
Locative	agastyaśāste	agastyaśāstayoḥ	agastyaśāsteṣu

Compound agastyaśāsta -

Adverb -agastyaśāstam -agastyaśāstāt