The word 'angel' itself is from a greek word meaning ‘messenger’ It important to know that though Scripture is FULL of angels and though there is A LOT of theological speculation about angels very little has been declared and defined by the Church with regard to details. But of course some has. And that ‘SOME’ is packed with insight.
CCC 328, CCC 336, CCC 330, & CCC 391
So what does Scripture say about them? A LOT! In our Bible Study we will see what the scriptures say about their functions, characteristics, and what role they play in salvation history and in our lives