Answer:
They were unhappy about it. The Asgardians intended to kill and/or punish Loki's children upon hearing about them.
Explanation:
All his children:
Norse Mythology – The Children of Loki
HEL – Daughter of Loki and Angrbotha.
JORMUNGANDR – Son of Loki and Angrbotha.
FENRIR – Son of Loki and Angrbotha.
SLEIPNIR – Son of Loki and Svathlifari.
NARFI – Son of Loki and Sigyn.
VALI – Son of Loki and unknown mother.
The Asgardians tried to find a way to destroy his children.
