Following are a number of back-translations as well as a sample translation for translators of Psalm 66:15:

• Chichewa Contempary Chichewa translation, 2002/2016:
  “I will give sacrifice (of) fat animals to You
  and an offering of male sheep
  I will give male cows and goats.
  Selah” (Source: Mawu a Mulungu mu Chichewa Chalero Back Translation)
• Newari:
  “I will bring beautiful sheep to offer as a sacrifice on Your altar.
  and I will also bring a sacrifice of bulls and goats।
  Sela” (Source: Newari Back Translation)
• Hiligaynon:
  “I will-sacrifice/offer to you (sing.) fat animals/livestock as burnt offerings,
  like sheep, bulls/[lit. bull cows], and goats.” (Source: Hiligaynon Back Translation)
• Laarim:
  “I will slaughter to you fat animals,
  and I will give you rams,
  I will give bulls and goats.” (Source: Laarim Back Translation)
• Nyakyusa-Ngonde (back-translation into Swahili):
  “Nitakutolea dhabihu za kuteketezwa nono,
  na dhabihu ya kondoo dume,
  nitakutolea fahali na mbuzi.” (Source: Nyakyusa Back Translation)
• English:
  “I will bring sheep to be burned on the altar, and I will also sacrifice bulls and goats, and when they are burning, you will be pleased when the smoke rises up to you/ to the sky.
  (Think about that!)” (Source: Translation for Translators)