Śrīmad-Bhāgavatam 5.9.7
అథ యవీయసీ ద్విజసతీ స్వగర్భజాతం మిథునం సపత్న్యా ఉపన్యస్య స్వయమనుసంస్థయా పతిలోకమగాత్ ॥ ౭ ॥
atha yavīyasī dvija-satī sva-garbha-jātaṁ mithunaṁ sapatnyā upanyasya svayam anusaṁsthayā patilokam agāt.
[atha yaveeyasee dvija-satee sva-garbha-jaatam mithunam sapatnyaa upanyasya svayam anusamsthayaa patilokam agaat.]
Word-for-word
atha
—
thereafter
yavīyasī
—
the youngest
dvija-satī
—
wife of the brāhmaṇa
sva-garbha-jātam
—
born of her womb
mithunam
—
the twins
sapatnyai
—
unto the co-wife
upanyasya
—
entrusting
svayam
—
personally
anusaṁsthayā
—
by following her husband
pati-lokam
—
the planet named Patiloka
agāt
—
went to.
Blended reading (Sanskrit + English inline)
atha yavīyasī dvija-satī sva-garbha-jātaṁ mithunaṁ sapatnyā upanyasya svayam anusaṁsthayā patilokam agāt.
atha
thereafter
yavīyasī
the youngest
dvija-satī
wife of the brāhmaṇa
sva-garbha-jātam
born of her womb
mithunam
the twins
sapatnyai
unto the co-wife
upanyasya
entrusting
svayam
personally
anusaṁsthayā
by following her husband
pati-lokam
the planet named Patiloka
agāt
went to.
Thereafter, the brāhmaṇa’s younger wife, after entrusting her twin children — the boy and girl — to the elder wife, departed for Patiloka, voluntarily dying with her husband.
Gauḍīya Ācāryas
Viśvanātha Cakravartī Ṭhākura
Gauḍīya
Translation
Thereafter, the brāhmaṇa's younger wife, after entrusting her twin children—the boy and girl—to the elder wife, departed for Patiloka, following her husband.
Another version has sapatnyām. Anusaṁsthayā (with a locative meaning) means “following him to death.”
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Source: vedabase.io