Analysis of the Quatrain:

This quatrain by Saadi Shirazi beautifully encapsulates the themes of love, longing, and forgiveness. Let's break down the lines:

Line 1: عشاق به درگهت اسیرند بیا

"Your lovers are captive at your door, so come."
This line paints a vivid picture of lovers who are emotionally bound and waiting for their beloved. The image of being "captive at your door" suggests a deep yearning and dependency.

Line 2: بدخویی تو بر تو نگیرند بیا

"Don't let them hold your ill-temper against you."
The poet here addresses the beloved, urging them to reconcile with their lovers. It suggests that the beloved has perhaps been harsh or unkind, and the poet is pleading for forgiveness.

Line 3: هر جور و جفا که کرده‌ای معذوری

"Any cruelty or injustice you have committed is forgiven."
This line emphasizes the unconditional love of the lovers, who are willing to forgive any wrongdoing. It also highlights the power of love to heal and reconcile.

Line 4: زآن پیش که عذرت نپذیرند بیا

"So come before they refuse your apology."
The poet creates a sense of urgency, urging the beloved to reconcile before it's too late. This suggests that the lovers' patience might wear thin, and their forgiveness might not be eternal.

Themes explored in the quatrain:

Unconditional love: The lovers' willingness to forgive any wrongdoing highlights the depth and purity of their love.
Longing and yearning: The image of lovers being "captive at your door" suggests a deep longing for the beloved.
The impermanence of love: The poet hints that the lovers' patience might not last forever, urging the beloved to reconcile quickly.
The power of forgiveness: The quatrain emphasizes the transformative power of forgiveness and reconciliation.

In essence, this quatrain is a timeless expression of love, longing, and the importance of forgiveness. It speaks to the heart of human relationships and the complexities of love.