Na lura cewa saƙo ya zo a waya, sai na karanta shi.

to come

Breakdown of Na lura cewa saƙo ya zo a waya, sai na karanta shi.

• karanta: to read
• waya: the phone
• a: on

Questions & Answers about Na lura cewa saƙo ya zo a waya, sai na karanta shi.

Why does na appear twice (in Na lura... and sai na karanta...)? Is it just the pronoun I?

na is the 1st-person singular subject marker used with the perfective aspect (roughly past/completed events). Hausa normally marks the subject/aspect on the verb phrase in each clause, so you get Na lura... (I noticed) and (sai) na karanta... (then I read).
If you just want the standalone pronoun I/me, that is ni, not na.

What does lura mean here, and how is it used?

lura means notice / observe / realize. It can be used in a couple common frames:

• lura da + noun = notice something: Na lura da saƙo... (I noticed a message...)
• lura cewa + clause = notice/realize that...: Na lura cewa saƙo ya zo...

What is cewa doing? Is it the same as English that?

Yes—cewa is a complementizer meaning that, introducing a clause: Na lura cewa ... = I noticed that ...
In informal speech it’s sometimes dropped when the meaning is clear, but learners will see cewa a lot in careful/standard Hausa.

Why is it saƙo ya zo and not something like saƙo ya zuwa or saƙo ya ke zuwa?