Verses with the word suck in the Old Testament (14 verses):

Genesis 21:7
And she said, Who would have said unto Abraham, that Sarah should have given children suck? for I have born him a son in his old age.

Deuteronomy 32:13
He made him ride on the high places of the earth, that he might eat the increase of the fields; and he made him to suck honey out of the rock, and oil out of the flinty rock;

Deuteronomy 33:19
They shall call the people unto the mountain; there they shall offer sacrifices of righteousness: for they shall suck of the abundance of the seas, and of treasures hid in the sand.

1 Samuel 1:23
And Elkanah her husband said unto her, Do what seemeth thee good; tarry until thou have weaned him; only the LORD establish his word. So the woman abode, and gave her son suck until she weaned him.

1 Kings 3:21
And when I rose in the morning to give my child suck, behold, it was dead: but when I had considered it in the morning, behold, it was not my son, which I did bear.

Job 3:12
Why did the knees prevent me? or why the breasts that I should suck?

Job 20:16
He shall suck the poison of asps: the viper's tongue shall slay him.

Job 39:30
Her young ones also suck up blood: and where the slain are, there is she.

Isaiah 60:16
Thou shalt also suck the milk of the Gentiles, and shalt suck the breast of kings: and thou shalt know that I the LORD am thy Saviour and thy Redeemer, the mighty One of Jacob.

Isaiah 66:11
That ye may suck, and be satisfied with the breasts of her consolations; that ye may milk out, and be delighted with the abundance of her glory.

Isaiah 66:12
For thus saith the LORD, Behold, I will extend peace to her like a river, and the glory of the Gentiles like a flowing stream: then shall ye suck, ye shall be borne upon her sides, and be dandled upon her knees.

Lamentations 4:3
Even the sea monsters draw out the breast, they give suck to their young ones: the daughter of my people is become cruel, like the ostriches in the wilderness.

Ezekiel 23:34
Thou shalt even drink it and suck it out, and thou shalt break the sherds thereof, and pluck off thine own breasts: for I have spoken it, saith the Lord GOD.

Joel 2:16
Gather the people, sanctify the congregation, assemble the elders, gather the children, and those that suck the breasts: let the bridegroom go forth of his chamber, and the bride out of her closet.