One verse

Srimad Bhagavatam 4.4.27

4.4.27

तत: स्वभर्तुश्चरणाम्बुजासवं जगद्गुरोश्चिन्तयती न चापरम् । ददर्श देहो हतकल्मष: सती सद्य: प्रजज्वाल समाधिजाग्निना ॥ २७ ॥

tatah sva-bhartus caranambujasavam jagad-guros cintayati na caparam dadarsa deho hata-kalmasah sati sadyah prajajvala samadhijagnina

tatah
there
sva-bhartuh
of her husband
carana-ambuja-asavam
on the nectar of the lotus feet
jagat-guroh
of the supreme spiritual teacher of the universe
cintayati
meditating
na
not
ca
and
aparam
not other (than her husband)
dadarsa
saw
dehah
her body
hata-kalmasah
taints of sin being destroyed
sati
Sati
sadyah
soon
prajajvala
burned
samadhi-ja-agnina
by fire produced by meditation.

Sati concentrated all her meditation on the holy lotus feet of her husband, Lord Siva, who is the supreme spiritual master of all the world. Thus she became completely cleansed of all taints of sin and quit her body in a blazing fire by meditation on the fiery elements.