2 Chronicles 31:7

7 They began doing this in the third month and finished in the seventh month.

Read 2 Chronicles 31:7 Using Other Translations

In the third month they began to lay the foundation of the heaps, and finished them in the seventh month.
In the third month they began to pile up the heaps, and finished them in the seventh month.
They began piling them up in late spring, and the heaps continued to grow until early autumn.