show lines before and after the match in Linux

[patsevanton]

Hello! Thanks for rga
How show lines before and after the match in Linux ?
For example

grep -B 4 'keyword' /path/to/file.log
grep -A 2 'keyword' /path/to/file.log

[phiresky]

rga -B 4 'keyword' /path/to/file.log
rga -A 2 'keyword' /path/to/file.log