They did so; Aaron extended his hand with his staff, he struck the dust of the ground, and it became gnats on people ¹  and on animals. All the dust of the ground became gnats throughout all the land of Egypt.

The firstborn of every womb which they present to the Lord, whether human or animal, will be yours. Nevertheless, the firstborn sons you must redeem, ¹  and the firstborn males of unclean animals you must redeem.

the water coming downstream toward them stopped flowing. ¹  It piled up far upstream ²  at Adam (the city near Zarethan); there was no water at all flowing to the sea of the Arabah (the Salt Sea). ³  The people crossed the river opposite Jericho. ⁴ 

While applying ¹  my mind ²  to everything ³  that happens in this world, ⁴  I have seen all this: Sometimes one person ⁵  dominates ⁶  other people ⁷  to their harm. ⁸