Juma alinunua vocha mbili, lakini bando lake liliisha kabla ya jioni.

Alinunua can be broken down like this:

• a- = he/she
• -li- = past tense
• nunua = buy

So alinunua means he/she bought.

With Juma, it naturally means Juma bought.

In Swahili, numbers usually come after the noun they describe.

So you say:

• vocha mbili = two vouchers
• vitabu viwili = two books
• siku tatu = three days

This is the normal word order in Swahili: noun + number.

Because Swahili numbers often agree with the noun class of the noun they describe.

Here, vocha behaves like a noun in the N-class (class 9/10), and with that class, two is mbili.

Compare:

• vocha mbili
• ndizi mbili
• nyumba mbili

But with class 8 nouns, you would get viwili:

• vitabu viwili

So mbili is the correct agreement form for vocha here.

These are very common telecom-related words in East African Swahili.

• vocha = a voucher, usually an airtime top-up voucher/scratch card/code
• bando = a data bundle or internet package

So the sentence is talking about someone buying top-up vouchers, but their internet/data bundle finishing before evening.

Both words are very common in modern spoken Swahili.

Lakini means but.

It links two contrasting ideas:

• Juma alinunua vocha mbili
• lakini bando lake liliisha kabla ya jioni

So it works just like English but, introducing a contrast: he bought two vouchers, but his bundle still ran out.

This is a very common learner question.

In Swahili, possessives agree with the noun being possessed, not with the owner.

Bando belongs to the ji/ma class (singular class 5), so the possessive form is:

• la-
  • -ke = lake

So:

• bando lake = his/her bundle

If the noun belonged to a different class, the possessive form would change. For example:

• nyumba yake = his/her house
• kitabu chake = his/her book

So lake is used because of bando, not because the owner is male or female.

It can mean his, her, or even its, depending on context.

Swahili possessives like lake, yake, chake, etc. do not show natural gender the way English does.

So bando lake could mean:

• his bundle
• her bundle

In this sentence, since the subject is Juma, we understand it as his bundle.

Because they are doing two different jobs.

Liliisha breaks down like this:

• li- = subject marker agreeing with bando
• -li- = past tense
• -isha = finish, end, be used up

So:

• li-li-isha = it ended / it ran out

The first li- refers back to bando because bando is a class 5 noun. The second -li- marks the past.

This kind of stacking is completely normal in Swahili verbs.

In Swahili, verbs usually agree with their subject through a subject marker.

Here, the subject of the second clause is bando lake.

Since bando is a class 5 noun, the verb uses the class 5 subject marker li-:

• bando lake liliisha

This literally works like his bundle it-ended.

English does not show this kind of noun-class agreement on verbs, so it can feel unfamiliar at first.

Because kabla ya is the normal pattern for saying before + a noun.

So:

• kabla ya jioni = before evening
• kabla ya kazi = before work
• kabla ya shule = before school

The ya is a linking word, and its form depends on noun class. With jioni, the form used is ya.

So you should learn kabla ya as a common chunk meaning before.

Swahili normally does not use articles like English a/an/the.

So Swahili can simply say:

• vocha mbili
• bando lake
• jioni

and context tells you whether English should use a, the, or no article at all.

That is why a short Swahili phrase may need a slightly longer English translation.