Classic fallback, not in the Forever data yet. The beta stopped at level 30, so the Forever quest data only holds the 3 quests above. These are the rest of the original Classic list for Razorfen Downs; Forever may have changed, moved or removed any of them.
Ordered by pick-up level, chains in step order. "Starts" is the giver's Classic spawn point; quests that show "inside the dungeon" are handed out past the portal.
Alliance2 quests
Extinguishing the Idol(both factions)Lv 32+
Escort Belnistrasz to the Quilboar's idol in Razorfen Downs. Protect Belnistrasz while he performs the ritual to shut down the idol.
Starts: Belnistrasz, inside the dungeon. Needs Scourge of the Downs first. Step 2 of 2. 4,250 XP in Classic.
Bring the LightLv 39+
Archbishop Bendictus wants you to slay Amnennar the Coldbringer in Razorfen Downs.
Starts: Archbishop Benedictus, Stormwind City (39.6, 27.2). 4,300 XP in Classic.
Horde2 quests
Extinguishing the Idol(both factions)Lv 32+
Escort Belnistrasz to the Quilboar's idol in Razorfen Downs. Protect Belnistrasz while he performs the ritual to shut down the idol.
Starts: Belnistrasz, inside the dungeon. Needs Scourge of the Downs first. Step 2 of 2. 4,250 XP in Classic.
Bring the EndLv 37+
Andrew Brownell wants you to kill Amnennar the Coldbringer and return his skull.
Starts: Andrew Brownell, Undercity (74.0, 33.3). 4,300 XP in Classic.
Sources: CMaNGOS classic database (GPL), Classic 1.12.1, with each giver's spawn point placed on the zone map through the Classic Era client's map table.