The calendar we use now in the English-speaking world was not used in the time when The Bible was being written. Therefore "Saturday" is not in the Bible. It was instead called "the Sabbath." The word "Sabbath" is in the King James Version of the Bible 137 times. It is in 116 verses.
Saturday is not mentioned but Sabath is mentioned many times.
how many times
32 times
About 500 times
20 times
38 times
how many times is sanctification, sanctify, sanctifed mention in the bible.
Disciple is mentioned 257 times in the Bible
None
90
70
124