Which verses and psalms are recommended on Hanukkah?

Question: Does the Ben Ish Chai mention special customs of learning and prayer during the days of Hanukkah?

Answer:

Yes. He mentions two customs.

On the eve of Hanukkah, the 24th of Kislev:

It is recommended to learn the Book of Haggai, chapter 2, from the verse beginning “On the twenty-fourth” until the end of the book.

After lighting the Hanukkah candles:

The Ben Ish Chai brings a segulah for protection:

to say seven times the verse “Vihi No’am” and the psalm “Yoshev beseter elyon” (Psalms 91).

He mentions this custom in the name of the book Moed Lechol Chai.