Declension table of maṅgalasūtra

Neuter	Singular	Dual	Plural
Nominative	maṅgalasūtram	maṅgalasūtre	maṅgalasūtrāṇi
Vocative	maṅgalasūtra	maṅgalasūtre	maṅgalasūtrāṇi
Accusative	maṅgalasūtram	maṅgalasūtre	maṅgalasūtrāṇi
Instrumental	maṅgalasūtreṇa	maṅgalasūtrābhyām	maṅgalasūtraiḥ
Dative	maṅgalasūtrāya	maṅgalasūtrābhyām	maṅgalasūtrebhyaḥ
Ablative	maṅgalasūtrāt	maṅgalasūtrābhyām	maṅgalasūtrebhyaḥ
Genitive	maṅgalasūtrasya	maṅgalasūtrayoḥ	maṅgalasūtrāṇām
Locative	maṅgalasūtre	maṅgalasūtrayoḥ	maṅgalasūtreṣu

Compound maṅgalasūtra -

Adverb -maṅgalasūtram -maṅgalasūtrāt