How to find specific data of particular column in dataframe via spark scala

Solution:

//Consider, load data frame

val df = spark.read.format("csv").option("header","True").load("file:////home/cloudera/first_last.txt")

df.show()

//Find data of list

val namesToTest = List("John","Brown")

//filter data from particular columns in dataframe

val filter_df = df.filter(col("Last_name").isin(namesToTest:_*))

filter_df.show()