NET
13 Those who carried the ark of the Lord took six steps and then David sacrificed an ox and a fatling calf.
Darby
13 And it was so, that when they that bore the ark of Jehovah had gone six paces, he sacrificed an ox and a fatted beast.
KJV
13 And it was [so], that when they that bare the ark of the LORD had gone six paces, he sacrificed oxen and fatlings.