Charles Spurgeon Commentary 1 Chronicles 15:25-26

"So David, and the elders of Israel, and the captains over thousands, went to bring up the ark of the covenant of Jehovah out of the house of Obed-edom with joy. And it came to pass, when God helped the Levites that bare the ark of the covenant of Jehovah, that they sacrificed seven bullocks and seven rams." — 1 Chronicles 15:25-26 (ASV)

For, though the ark was by no means a great load, yet they must have felt some measure of alarm at the very idea of going near to it; but when God strengthened them, they took up their burden with delight: When God helped the Levites—