Correct

已而

/ yǐ ér / 
Strokes

Example

As an Adverb

later on; shortly afterwards

1
Tūrán
突然
léidiàn
雷电
dàzuò
大作
  
,
yǐ
已
ér
而
dàyǔqīngpén
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