Where does “ਸਿਫ਼ਰ” come from?

ਸਿਫ਼ਰ (Punjabi) comes from Classical Persian صِفْر, from Arabic صِفْر, from Sanskrit शून्य, from Proto-Indo-European ḱówH-.

ਸਿਫ਼ਰ (Punjabi): zero

Definitions

Step	Language	Word	Meaning
1	Classical Persian	صِفْر	—
2	Arabic	صِفْر	zero, nothing, empty, void; nothing, cipher;...
3	Sanskrit	शून्य	zero; cipher, cypher; blank, deserted
4	Proto-Indo-European	ḱówH-	—

ਸਿਫ਼ਰ — Etymology, Origin & Word History | Etymology Explorer