Here are two audio files that contain 26 short sentences with the word "him" when it sounds like "im".  Note that the "h" is silent. 

https://voca.ro/1kaCMl75GfzM

She loves im.
She called im.
She married im.
I like im a lot.
She hit im hard.
Give it to im.
They helped im.
Do you know im?
I don't know im.
Please call im.
I made im do it.
She woke im up.
I saw im yesterday.
She helps im every day.
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https://voca.ro/1cpCYuugVRm1

Talk to him.
I agree with him.
Don't look at him.
She married him.
I don't see him often.
Please give him a call.
She bought him a camera.
She gave him a present.
I gave him a few books.
She gave him some food.
She watched him dance.
I trust him completely.