1 Samuel 24 - David could have killed King Saul in the cave when he on a bathroom break, but didn’t 

Genesis 22 - God provided the Ram so Abraham didn’t have sacrifice his son Issac

Exodus 2 - After hiding Moses for 3 months and unable to hid him anymore, he is put in a papyrus basket and placed in the river to be kept safe from being killed with all the other males babies 

Acts 12  - we rejoice at Peter’s near miss of being executed by Herod and his deliverance, but in that same chapter his fellow disciple James was beheaded.