Adam Clarke's Commentary on the Bible - Isaiah 30:18
And therefore will he be exalted "Even for this shall he expect in silence" - For ירום yarum , he shall be exalted, which belongs not to this place, Houbigant reads ידום yadum , he shall be silent: and so it seems to be in a MS. Another MS. instead of it reads ישוב yashub , he shall return. The mistakes occasioned by the similitude of the letters ד daleth and ר resh are very frequent, as the reader may have already observed. read more
Adam Clarke's Commentary on the Bible - Isaiah 30:17
At the rebuke of five shall ye flee "At the rebuke of five, ten thousand of you shall flee" - In the second line of this verse a word is manifestly omitted, which should answer to one thousand in the first: the Septuagint supply πολλοι , רבים rabbim . But the true word is רבבה rebabah , as I am persuaded any one will be convinced, who will compare the following passages with this place: - "How should one chase a thousand; And two put ten thousand ( רבבה ) to flight?" ... read more