darkness. This was the ninth plague (Exodus 10:21). All are not mentioned, not being needed. This is put first for the purpose implied in the next line.
they rebelled not: i.e. Israel did not rebel against the command for circumcision. According to Exodus 12:48, no uncircumcised person could eat the Passover. This is implied in Joshua 5:2 by the expression, the "second time".