Scriptures about Angels and their relationship with God and humans:
God commands angels:
Then the Lord spoke to the angel, and he put his sword back into its sheath.
For He will give His angels orders concerning you,
to protect you in all your ways.
Praise the Lord,
[all] His angels of great strength,
who do His word,
obedient to His command.
God gives angels tasks:
because an angel would go down into the pool from time to time and stir up the water. Then the first one who got in after the water was stirred up recovered from whatever ailment he had].
God uses angels to perform work:
Ps 103:20 (NAS Strongs version)
Bless the LORD, you His angels, Mighty in strength, who perform His word, Obeying the voice of His word!
and the Lord sent an angel who annihilated every brave warrior, leader, and commander in the camp of the king of Assyria. So the king of Assyria returned with shame to his land. He went to the temple of his god, and there some of his own children cut him down with the sword.
Suddenly an angel of the Lord appeared, and a light shone in the cell. Striking Peter on the side, he woke him up and said, "Quick, get up!" Then the chains fell off his wrists.
6 since it is righteous for God to repay with affliction those who afflict you,
7 and to reward with rest you who are afflicted, along with us. This will take place at the revelation of the Lord Jesus from heaven with His powerful angels,
Jesus has authority over angels:
So He became higher in rank than the angels, just as the name He inherited is superior to theirs.
We will or do have some authority over angels:
Do you not know that we will judge angels--not to speak of things pertaining to this life?
Scriptures about Authority and it’s proper use
God gives authority:
4 Again He said to me, " Prophesy over these bones and say to them, 'O dry bones, hear the word of the LORD.'
5 "Thus says the Lord GOD to these bones, 'Behold, I will cause breath to enter you that you may come to life.
6 'I will put sinews on you, make flesh grow back on you, cover you with skin and put breath in you that you may come alive; and you will know that I am the LORD.' "
7 So I prophesied as I was commanded; and as I prophesied, there was a noise, and behold, a rattling; and the bones came together, bone to its bone.
Jesus summoned His twelve disciples and gave them authority over unclean spirits, to cast them out, and to heal every kind of disease and every kind of sickness.
For even if I boast somewhat further about our authority, which the Lord gave for building you up and not for destroying you, I will not be put to shame,
For you know what commandments we gave you by the authority of the Lord Jesus.
God tests people before giving authority:
"And he said to him, `Well done, good slave, because you have been faithful in a very little thing, you are to be in authority over ten cities.'
`He who overcomes, and he who keeps My deeds until the end, TO HIM I WILL GIVE AUTHORITY OVER THE NATIONS ;