'Concerning' in the Bible

Now, Lord, let the word that You have spoken concerning Your servant and his house be confirmed forever, and do as You have promised.

Then David said, “I’ll show kindness to Hanun son of Nahash, because his father showed kindness to me.”So David sent messengers to console him concerning his father. However, when David’s emissaries arrived in the land of the Ammonites to console him,

Then God sent an angel to Jerusalem to destroy it, but when the angel was about to destroy the city, the Lord looked, relented concerning the destruction, and said to the angel who was destroying the people, “Enough, withdraw your hand now!” The angel of the Lord was then standing at the threshing floor of Ornan the Jebusite.