Ba zan biya tela ba har sai na ga cewa ɗinkin ya yi kyau.

This is a very common Hausa negation pattern.

In this sentence, ba ... ba wraps around the verbal part to mean not:

• Ba zan biya tela ba = I will not pay the tailor

So:

• the first ba starts the negative statement
• the second ba closes it

English only uses one not, but Hausa often uses this double marking.

Zan means I will.

So:

• zan biya = I will pay

In this sentence:

• Ba zan biya tela ba = I will not pay the tailor

A useful way to remember it is that zan is the normal Hausa future form for I.

Because biya can take the person being paid directly as its object.

So:

• biya tela = pay the tailor
• biya malam = pay the teacher

This is normal Hausa structure. English also says pay the tailor, so in this case the two languages line up fairly well.

Here har sai means until or not ... until.

So the structure is:

• Ba zan ... ba har sai ...
• I will not ... until ...

In this sentence:

• Ba zan biya tela ba har sai na ga ...
• I will not pay the tailor until I see ...

It carries the idea that payment will happen only after that condition is satisfied.

Sometimes in English you could also translate the sense as unless, but here until is the most natural fit.

This is a very good question, because it can confuse learners.

Yes, na ga can often mean I saw / I have seen, but after expressions like har sai, Hausa uses clause patterns that do not match English tense word-for-word.

Here:

• har sai na ga means until I see

So although the form is na ga, you should understand it from the whole construction, not as a simple past by itself.

A practical learner rule is:

• after har sai, na + verb can express the event that must happen before the main action happens

So in this sentence, it does not mean until I saw. It means until I see.

Cewa means that and introduces a following clause.

So:

• na ga cewa ɗinkin ya yi kyau
• I see that the stitching is good

It connects ga (see) to the full idea that follows.

In many cases, especially in everyday speech, Hausa may omit cewa if the meaning is still clear. So a shorter version like:

• na ga ɗinkin ya yi kyau

may also be heard.

But using cewa is perfectly normal and makes the clause relationship very clear.

ɗinki means sewing, stitching, or tailoring work.

In this sentence, ɗinkin means something like:

• the stitching
• the sewing
• the tailoring work

The final -n is a very common Hausa ending used when a noun is definite or specific in context, especially with many masculine nouns.

So the speaker is not talking about stitching in general, but about the particular sewing job done by the tailor.

That is why the sentence is about checking whether the work has come out well before paying.

Because ya yi kyau is a very common Hausa way to say that something is good, has turned out well, or looks good.

So:

• ya yi kyau = it is good / it turned out well

Here:

• ɗinkin ya yi kyau = the stitching is good / the tailoring turned out well

The word ya agrees with ɗinkin, which is treated as singular masculine.

You may also learn other adjective-type patterns in Hausa, but yi kyau is extremely common and natural.

Tela means tailor.

It is a borrowed word, and that is very common in Hausa vocabulary. Learners will often meet borrowed words from English, Arabic, and other languages.

So:

• biya tela = pay the tailor

Even if a word is borrowed, it behaves like a normal Hausa noun in the sentence.

The letter ɗ is different from plain d in Hausa.

It represents an implosive d sound. For an English speaker, the easiest short explanation is:

• it sounds somewhat like d, but produced with a different airflow and a slightly heavier quality

If you are a beginner, using an ordinary English d is usually understandable, but it is still worth noticing the spelling difference:

• d
• ɗ

Hausa treats them as different sounds, so they are written differently.

It breaks down like this:

• Ba zan biya tela ba = I will not pay the tailor
• har sai = until
• na ga cewa = I see that
• ɗinkin ya yi kyau = the stitching is good / the work turned out well

So the whole sentence is built as:

• negative main clause
  • har sai
    • condition/time clause

That pattern is very useful in Hausa. Once you know it, you can make similar sentences, for example:

• Ba zan tafi ba har sai ka zo.

• I will not leave until you come.

• Ba za mu fara ba har sai sun iso.
• We will not begin until they arrive.

So this sentence is a great model for learning how Hausa expresses not ... until ....