STUDY / LIVING THE CHRISTIAN LIFE / HYMNS
Thus saith the mercy of the Lord Hymn 121
Isaac Watts printed it in 1707 in Hymns and Spiritual Songs, Book I, no. 121, under Genesis 17:7, 10, 14–15, 33.
WRITTEN BY
Isaac Watts 1674–1748
PRINTED
1707 Hymns and Spiritual Songs · no. 121
METRE
Common Metre 8.6.8.6 · 4 stanzas
WRITTEN ON
Genesis 17:7, 10, 14–15, 33 the verse printed above it
The hymn, and the Scripture in it
All 4 stanzas as Watts printed them, with the verses their lines echo beside them. Point at a line to join it to its verse; click to read the passage.
SHARED WORDSthe verse shares the line's wording ECHOproposed by an AI model, confirmed by a separate check Not the author's own notes
AMONG THE SCRIPTURES
The stanzas at the centre; around them, every book its heading and its echoes come from, Old Testament on the left and New on the right. Choose a stanza or a book.
a line echoes this verse its heading or an echo comes from here
STANZA I
Thus saith the mercy of the Lord
Thus saith the mercy of the Lord,
"I'll be a God to thee;
I'll bless thy num'rous race, and they
Shall be a seed for me."
Where Watts found it
Watts printed the hymn under Genesis 17:7, 10, 14–15, 33. The line that comes closest to it is marked.
7I will establish My covenant as an everlasting covenant between Me and you and your descendants after you, to be your God and the God of your descendants after you. 10This is My covenant with you and your descendants after you, which you are to keep: Every male among you must be circumcised. GENESIS 17:7, 10, 14–15, 33 · BEREAN STANDARD BIBLE READ GENESIS 17
Thus saith the mercy of the Lord, "I'll be a God to thee; I'll bless thy num'rous race, and they Shall be a seed for me." STANZA I
Its place in the book
Book I of the hymn book, “Collected from the Holy Scriptures”, holds these hymns in this order: 179 hymns. This is number 121. Point at a tick to see the hymn; click it to open that hymn.
NO. 121 · ISAAC WATTS · THIS HYMN Thus saith the mercy of the Lord
Rooted in Scripture. Open for discovery.
A place to read slowly, ask deeply, and follow the connections. Scripture, study and the voices of Christian history, brought together for a lifetime of learning.
SPEND TIME IN THE WORD
- Open the reader
- Books & reading progress
- Compare Scripture editions
- Find a passage
FOLLOW YOUR QUESTIONS
- Study collections
- People & places
- Faith & apologetics
- Stories of faith
A library with a paper trail.
Meet the authors. Explore the collection. Trace each work to its source.
Download the code.
Open source on GitHub.