Matthew 21:2-3

Matthew 21:2-3

[2] Saying  unto them,  Go  into  the village  and  straightway  ye shall find  an ass  tied,  and  a colt  with  her:  loose  them, and bring  [3] And  if  any man  say  ought  ye shall say,  The Lord  hath  need  of them;  and  straightway  he will send  them. 

What is the context of Matthew 21:2-3?