Chrissy Teigen‘s mother, Vilailuck Teigen, has taken to her social media account to speak about the death of her grandchild, justjared.com reports.

“My heart aches love you so much baby Jack ??❤️❤️,” she wrote in a caption on Instagram, alongside the hashtag “สู่สุขตินะลูก,” which translates from Thai to English as, “To happiness.”

She also shared photos and video of herself saying her final goodbyes to the baby at the hospital.

Chrissy Teigen wrote as she announced to the world that they lost the baby, “To our Jack – I’m so sorry that the first few moments of your life were met with so many complications, that we couldn’t give you the home you needed to survive. We will always love you.”