David stood up; partly out of reverence to God and his word, which was the matter of the following discourse; and partly out of respect to this great and honourable assembly. My brethren; so he calls the princes and chief rulers, both because they had a share with him, though under him in the government; and in compliance with the Divine command, that the king should not be lifted up above his brethren, Deuteronomy 17:20. An house of rest for the ark; a place where it might be fixed, and no more removed from place to place, as it had been. And for the footstool; the word and is here put expositively for by the footstool, &c., he means the ark.
Related Commentaries of 1 Chronicles 28:2
1 Chronicles 28:2
2 Then David the king stood up upon his feet, and said, Hear me, my brethren, and my people: As for me, I had in mine heart to build an house of rest for the ark of the covenant of the LORD, and for the footstool of our God, and had made ready for the building: