Verses with the word spared in the New Testament (4 verses):

Romans 8:32
He that spared not his own Son, but delivered him up for us all, how shall he not with him also freely give us all things?

Romans 11:21
For if God spared not the natural branches, take heed lest he also spare not thee.

2 Peter 2:4
For if God spared not the angels that sinned, but cast them down to hell, and delivered them into chains of darkness, to be reserved unto judgment;

2 Peter 2:5
And spared not the old world, but saved Noah the eighth person, a preacher of righteousness, bringing in the flood upon the world of the ungodly;