James 1:10-11

but a rich brother, in his humiliation; because like the flower of the grass the rich man will pass away.

1 Peter 1:24

For, All flesh is grass And all its glory like the flower of the grass. The grass fades, The flower falls,

Treasury of Scripture Knowledge

Summary

Therefore their inhabitants were of small power, they were dismayed and confounded; they were as the grass of the field, and as the green herb, as the grass on the housetops, and as corn blasted before it be grown up.

Bible References

They were

James 1:10
but a rich brother, in his humiliation; because like the flower of the grass the rich man will pass away.
1 Peter 1:24
For, All flesh is grass And all its glory like the flower of the grass. The grass fades, The flower falls,