Mumbai, Aug 12 (IANS): Soha Ali Khan shared a special message for sister-in-law Kareena Kapoor Khan shortly after the latter announced her second pregnancy on Wednesday afternoon.

Soha took to her verified Instagram account to share a photo of her brother Saif Ali Khan with the caption, "The quadfather", referring to the fact that this is the fourth time Saif will be a father. The actor already has Sara and Ibrahim from his first marriage with Amrita Singh, and son Taimur from Kareena.

"Coming soon!! Couldn't resist! Congratulations @kareenakapoorkhan be safe and healthy - and radiant as ever!" Soha wrote in her Instagram post tagging Kareena.

Earlier on Wednesday, Kareena and her husband Saif announced they are expecting an addition to their family.

"We are very pleased to announce that we are expecting an addition to our family !! Thank you to all our well wishers for all their love and support. --Saif and Kareena," said the announcement issued on Wednesday afternoon by the star couple through their office.