Tristan Thompsonwill soon be the father of three.
The documents show that Nichols is suing Thompson for child support and other pregnancy-related fees. The Sacramento Kings player admitted to having sex with the personal trainer on at least one occasion, per the docket.
Thompson ordered “genetic testing” in July before amending his petition in a Texas court last month, according to the court documents.
Thompson’s rep did not respond to PEOPLE’s request for comment prior to publication.
Thompson is already dad to daughter True, 3, whom he shares withKhloé Kardashian, plus son Prince, 4, whom he shares with ex-girlfriend Jordan Craig.
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Khloe Kardashian and Tristan Thompson.Rodin Eckenroth/WireImage; George Pimentel/Getty

Thompson and Kardashian have been on and off for several years, andmost recently splitin June. A source previously told PEOPLE that the exes are continuing to “keep things friendly” for True’s sake.
Tristan Thompson.Abbie Parr/Getty

True and Prince Thompson.Tristan Thompson Instagram; Rocky Widner/NBAE via Getty Images

“Let me love you a little more, before you are not so little anymore#MyEverything❤️❤️,” Thompson captioned the sweet Instagram post.
Kardashian commented on the photo, writing, “They are so beautiful and sweet!!!! So so blessed!!! What angels! ❤️.”
The NBA player typically shares snaps while spending time with his kids individually. Thompson previouslygave fans a glimpseof his kids together back in 2018 after True was born, posting a family portrait on Instagram for the first time.
source: people.com