Matthew Henry on 1 Chronicles 15:1-24
Preparation is here made for the bringing of the ark home to the city of David from the house of Obed-edom. It is here owned that in the former attempt, though it was a very good work and in it they sought God, yet they sought him, not after the due order, Ch1 15:13. "We did not go about our work considerately; and therefore we sped so ill." Note, It is not enough that we do that which is good, but we must do it well - not enough that we seek God in a due ordinance, but we must seek after him, in a due order. Note, also, When we have suffered for our irregularities we must learn thereby to be more regular; then we answer the end of chastisement. Let us see how the matter was mended. 1. David…
Read the whole note in the consoleJamieson-Fausset-Brown on 1 Chronicles 15:3
David gathered all Israel together--Some are of opinion that this was done on one of the three great festivals, but at whatever time the ceremonial took place, it was of great importance to summon a general convocation of the people, many of whom, from the long-continued disorders of the kingdom, might have had little or no opportunity of knowing anything of the ark, which had been allowed to remain so long in obscurity and neglect.
Adam Clarke on 1 Chronicles 15:2
None ought to carry the ark - but the Levites - It was their business; and he should have thought of this sooner, and then the unfortunate breach on Uzza would have been prevented; see Ch1 15:13.
John Gill on 1 Chronicles 15:3
And David gathered all Israel together to Jerusalem,.... The chief and heads of the people:
to bring up the ark of the Lord; from the house of Obededom, where it had been three months, and for the sake of which his house was blessed, and which David heard of; and this encouraged him to take this step to fetch it from thence: unto his place, which he had prepared for it; 1 Chronicles 15:1.
Keil & Delitzsch