c'est

1. it is (used to define the preceding word)
2. it is (used to introduce a focus)
3. this is

un

• Article

  an, a

• Num
• Pron
• Noun

saint

• Noun

  a male saint; masculine of sainte

• Adj

descendu

past participle of descendre

du

• Contraction

  Contraction of de + le (“of the”)

• Article

ciel

• Noun

  1. sky
  2. heaven

• Intj