Beyoncé Knowles-Carter has released the first image of her twins on Instagram, and has confirmed rumours of their names: Sir Carter and Rumi:

Sir Carter and Rumi 1 month today. 🙏🏽❤️👨🏽👩🏽👧🏽👶🏾👶🏾 A post shared by Beyoncé (@beyonce) on Jul 13, 2017 at 10:10pm PDT

The accompanying photograph is a homage to her pregnancy announcement photo, and features the artist in pink floral dress sleeves and a long blue veil, in front of a wall of roses. It received 700,000 likes within 30 minutes of being posted.

In June, Beyoncé and her husband Jay-Z registered to trademark the names from the same California address as the trademark registration for the name Blue Ivy. Their first child Blue Ivy was born in 2012.

The trademarks are for cosmetics, baby accessories, key chains, mugs, water bottles, hair ribbons, playing cards, tote bags, sports balls, and novelty items.

The Instagram post is the first official announcement from the couple since their twins’ birth, although on 19 June Beyoncé’s father, Mathew Knowles, posted a birthday message to the twins: