Declension table of brahmasūtra

Neuter	Singular	Dual	Plural
Nominative	brahmasūtram	brahmasūtre	brahmasūtrāṇi
Vocative	brahmasūtra	brahmasūtre	brahmasūtrāṇi
Accusative	brahmasūtram	brahmasūtre	brahmasūtrāṇi
Instrumental	brahmasūtreṇa	brahmasūtrābhyām	brahmasūtraiḥ
Dative	brahmasūtrāya	brahmasūtrābhyām	brahmasūtrebhyaḥ
Ablative	brahmasūtrāt	brahmasūtrābhyām	brahmasūtrebhyaḥ
Genitive	brahmasūtrasya	brahmasūtrayoḥ	brahmasūtrāṇām
Locative	brahmasūtre	brahmasūtrayoḥ	brahmasūtreṣu

Compound brahmasūtra -

Adverb -brahmasūtram -brahmasūtrāt