Romans 8:32

he that spared not his own son, but delivered him up for us all, will he not with him likewise freely give us all things?

2 Peter 2:4-5

for since God did not spare the angels, who had sinned, but having precipitated them to hell, confin'd them to chains of darkness, where they are reserv'd for judgment:

Treasury of Scripture Knowledge

Summary

For God shall cast upon him, and not spare: he would fain flee out of his hand.

Bible References

Not spare

Romans 8:32
he that spared not his own son, but delivered him up for us all, will he not with him likewise freely give us all things?
2 Peter 2:4
for since God did not spare the angels, who had sinned, but having precipitated them to hell, confin'd them to chains of darkness, where they are reserv'd for judgment: