Correct

已而

/ yǐ ér /
Strokes

Example

As an Adverb

later on; shortly afterwards

1
rán
突然
léidiàn
雷电
zuò
大作
  
,
ér
qīngpén
大雨倾盆
  

Suddenly it thundered and lightened, and then it began to rain heavily.

As a Verb

let it pass; let it be