Did Lucifer or Satan sin because he was created with sin?

Ezekiel 28:14-15

Was Peter demon-possessed in Matthew 16:23?

Matthew 16:23

Why does Luke 4:13 not say angels cared for Jesus but Mark 1:13 does?

Luke 4:13

Did Jesus fast before He cast out the evil spirit?

Mark 9:29

Can angels or evil spirits come and stay in one’s house?

1 John 4:14

Is it wrong to want to talk with an angel?

Various Passages