The Letter A

Adam

Genesis 2:7 (Creation of Adam)
"Then the LORD God formed a man from the dust of the ground and breathed into his nostrils the breath of life, and the man became a living being."

Ark

Genesis 6:13-14 (God commands Noah to build the ark)
"So God said to Noah, 'I am going to put an end to all people, for the earth is filled with violence because of them. I am surely going to destroy both them and the earth. So make yourself an ark of cypress wood; make rooms in it and coat it with pitch inside and out.'"

Angel

Psalm 91:11-12
"For he will command his angels concerning you to guard you in all your ways; they will lift you up in their hands, so that you will not strike your foot against a stone."