'Concerning' in the Bible

Now these are the chiefs of David’s mighty men, who strongly supported him in his kingdom, together with all Israel, to make him king, in accordance with the word of the Lord concerning Israel.

“Therefore now, O Lord, let the word which You have spoken concerning Your servant and his house endure forever, and do as You have said.

David said, “I will be kind (gracious) to Hanun son of Nahash, because his father was kind to me.” So David sent messengers to comfort him concerning [the death of] his father. And the servants of David came to the land of the Ammonites to comfort Hanun.

Now, my son, may the Lord be with you so that you may be successful and build the house of the Lord your God, just as He has spoken concerning you.

Then you will prosper, if you are careful to observe and fulfill the statutes and ordinances which the Lord commanded Moses concerning Israel. Be strong and courageous, do not fear nor be dismayed.

and to offer all burnt sacrifices to the Lord on the Sabbaths, the new moons, and the festivals by number according to the ordinance concerning them, continually before the Lord.