One verse

Srimad Bhagavatam 10.1.35

10.1.35

इत्युक्त: स खल: पापो भोजानां कुलपांसन: । भगिनीं हन्तुमारब्धं खड्‍गपाणि: कचेऽग्रहीत् ॥ ३५ ॥

ity uktaḥ sa khalaḥ pāpo bhojānāṁ kula-pāṁsanaḥ bhaginīṁ hantum ārabdhaḥ khaḍga-pāṇiḥ kace ’grahīt

iti uktaḥ
thus being addressed
saḥ
he (Kaṁsa)
khalaḥ
envious
pāpaḥ
sinful
bhojānām
of the Bhoja dynasty
kula-pāṁsanaḥ
one who can degrade the reputation of his family
bhaginīm
unto his sister
hantum ārabdham
being inclined to kill
khaḍga-pāṇiḥ
taking a sword in his hand
kace
hair
agrahīt
took up

Kaṁsa was a condemned personality in the Bhoja dynasty because he was envious and sinful. Therefore, upon hearing this omen from the sky, he caught hold of his sister’s hair with his left hand and took up his sword with his right hand to sever her head from her body.