Did you know,

That ” fasting on the day of Arafat ” (i.e. 9^th Dhul Hijjah), ” which immediately precedes the day of the Eid of Sacrifice (i.e. Eid Al-Adha), is “, ” recommended, except for those who are doing the pilgrimage “. (link, link)

Ref: “English Translation of Jāmi‘ At-Tirmidhī”. Compiled by Mohammad Ibn ‘Eisā At-Tirmidhi et al. Darussalam. Nov, 2007. Volume 2, Hadith #749 (Daif), pg 186 (please refer to Comments)