The phrase "angelic realm" refers to a spiritual dimension where angels are believed to exist. It is a belief that there is a world beyond what we can see, where angels dwell and carry out their assigned tasks. Full definition
But still, aside from the hints here and there — maybe some of you know more than I, and if so, I would love to learn from you — to my knowledge, it is a Scriptural mystery what exactly we are teaching the angelic realm — what exactly the lesson is that God wants them to learn. (redeeminggod.com)
When we speak positive words, we are actually attracting the angelic realm to us, we are coming closer to God and choosing to see the world with His perspective. (relevantmagazine.com)
A Baptist Pastor once said to me that when he preached, prayed or sang he used to look up at the empty balcony in the church and see the angelic realms joining in with worship and that this helped him to overcome any issues of how few were there in body. (nakedpastor.com)