Theodoret of Cyrus
The author notes that David was consecrated in Hebron as directed by the Lord through the prophet Samuel, who was instructed by God to carry out the anointing of David.
So all the ancients of Israel came to the king to Hebron, and David made a covenant with them before the Lord: and they anointed him king over Israel according to the word of the Lord which he spoke in the hand of Samuel.
וַ֠יָּבֹאוּ כָּל־זִקְנֵ֨י יִשְׂרָאֵ֤ל אֶל־הַמֶּ֙לֶךְ֙ חֶבְר֔וֹנָה וַיִּכְרֹת֩ לָהֶ֨ם דָּוִ֥יד בְּרִ֛ית בְּחֶבְר֖וֹן לִפְנֵ֣י יְהוָ֑ה וַיִּמְשְׁח֨וּ אֶת־דָּוִ֤יד לְמֶ֙לֶךְ֙ עַל־יִשְׂרָאֵ֔ל כִּדְבַ֥ר יְהוָ֖ה בְּיַד־שְׁמוּאֵֽל׃
One Church Father comments on this verse
The author notes that David was consecrated in Hebron as directed by the Lord through the prophet Samuel, who was instructed by God to carry out the anointing of David.
Passages read together with this verse.