For this
1 Samuel 1:11-13
11
And she vowed a vow, and said, O LORD of hosts, if thou wilt indeed look on the affliction of thine handmaid, and remember me, and not forget thine handmaid, but wilt give unto thine handmaid a man child, then I will give him unto the LORD all the days of his life, and there shall no razor come upon his head.
12
And it came to pass, as she continued praying before the LORD, that Eli marked her mouth.
13
Now Hannah, she spake in her heart; only her lips moved, but her voice was not heard: therefore Eli thought she had been drunken.
Matthew 7:7
Ask, and it shall be given you; seek, and ye shall find; knock, and it shall be opened unto you:
and the Lord
Psalm 66:19
But verily God hath heard me; he hath attended to the voice of my prayer.
Psalm 116:1-5
1
I love the LORD, because he hath heard my voice and my supplications.
2
Because he hath inclined his ear unto me, therefore will I call upon him as long as I live.
3
The sorrows of death compassed me, and the pains of hell gat hold upon me: I found trouble and sorrow.
4
Then called I upon the name of the LORD; O LORD, I beseech thee, deliver my soul.
5
Gracious is the LORD, and righteous; yea, our God is merciful.
Psalm 118:5
I called upon the LORD in distress: the LORD answered me, and set me in a large place.
1 John 5:15
And if we know that he hear us, whatsoever we ask, we know that we have the petitions that we desired of him.