In this video Dr. Christopher Dost (Ph.D., The Jewish Theological Seminary) analyzes the Hebrew text of Isaiah 7:1 in BHS and drawing from Biblia Hebraica Quinta (BHQ), with attention paid to the Masorah and the critical apparatus.

Dr. Dost has taught Hebrew at the Jewish Theological Seminary, Nyack College, Alliance Theological Seminary, Sacred Heart University, and Bethlehem Bible College. He is the author of "Jesus's Bible: A Concise History of the Hebrew Scriptures" and "The Sub Loco Notes in the Former Prophets of Biblia Hebraica Stuttgartensia."

https://www.amazon.com/Jesus-Bible-Scriptures-printing-revisions/dp/1793849234/ref=sr_1_2?dchild=1&keywords=dost+jesus%27+bible+concise&qid=1628773727&sr=8-2

https://www.amazon.com/Sub-Loco-Former-Prophets-Hebraica-Stuttgartensia/dp/1463205317/ref=sr_1_2?dchild=1&keywords=sub+loco+notes&qid=1628773745&sr=8-2