And it came to pass, when God helped the Levites that bare the
ark of the covenant of the Lord
Not merely granted them bodily strength to carry it, which did not require a great deal; but helped them to carry it with cheerfulness, and without fear, and so as to commit no error, nor in any respect provoke his displeasure, as when it was brought before from Kirjathjearim:
that they offered seven bullocks and seven rams;
by way of thanksgiving, besides what David offered; and this was done by the way, see ( 2 Samuel 6:13 ) .