Sheva - 34:10
"We bestowed a favor on David from Our Presence: "O mountains, join with him; O birds, you too."We softened iron for him."
David used to glorify Allah with the mountains and the birds:
The Arabic Letter Sad/38:17
Be patient with their words, and remember David, a skillful servant of ours, who always turned (to God).
The Arabic Letter Sad/38:18
We placed the mountains at his command; they glorified (God) with him at evening and at dawn.
The Arabic Letter Sad/38:19
The birds also were gathered together; they all followed his command.
The Ants/27:15
"We gave knowledge to David and Solomon and they said: "Praise be to Allah Who has bestowed on us more than many of His servants who believed"."
The Ants/27:16
"Solomon became heir to David. He said, "O people, we have been taught to understand the language of birds and we have been given everything. This is a manifest favor."
The Ants/27:17
For Solomon armies were formed from jinn and men and birds, and they were sent in order.
The Ants/27:18
"When they reached the valley of ants, an ant said, "O ants, enter your nests so that Solomon and his armies may not crush you unawares."
The Ants/27:19
"Laughing at his words, he said, "My Lord, lead me to be grateful for the favors which You have bestowed on me and my parents and to do righteous deeds which You will be pleased with. By Your Mercy, make me one of Your righteous servants."
The Prophets/21:79
And We bestowed upon Solomon the ability to understand rightly, and We gave each of them knowledge and wisdom, and We placed at the command of David the mountains and the birds.