The Union of Shiite and Sunni Arab Tribes denounced on Tuesday "the coward criminal attack on the Yemeni people and their noble revolution."

The Union of Shiite and Sunni Arab Tribes denounced on Tuesday "the coward criminal attack on the Yemeni people and their noble revolution."

In a statement issued Tuesday, the Union expressed confidence in the Yemeni people, who will be more powerful and steadfast despite the attacks.

Moreover, it declared solidarity with "this proud people and all honorable fighters, led by Sayyed Abdulmalik al-Houthi and the popular Committees."

Offering condolences to the families of the martyrs, the Union statement stressed that those terrorists indiscriminate attacks against civilians are the best proof of the terrorists' near end.

Three terrorist explosions - claimed by the so-called 'Islamic State of Iraq and the Levant' (ISIL) takfiri group - went off on Friday in two separate mosques in Sanaa, leaving 141 killed and hundreds others injured.